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A Search campaign gives you keyword-level control over which queries you buy. Performance Max trades that control for reach across all Google Ads inventory from one campaign. When both are eligible for the same query, Google's documented prioritization rules decide which one enters the auction.","text",1,null,"paragraph",{"children":22,"direction":19,"format":15,"indent":13,"type":25,"version":18,"tag":26},[23],{"detail":13,"format":13,"mode":14,"style":15,"text":24,"type":17,"version":18},"What each campaign type lets you control","heading","h2",{"children":28,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[29],{"detail":13,"format":13,"mode":14,"style":15,"text":30,"type":17,"version":18},"The core difference is where the targeting decision lives. In a Search campaign, you choose keywords and match types. In Performance Max, you supply assets, a conversion goal, and optional signals, and Google's AI decides where to serve. 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types.",{"detail":13,"format":13,"mode":14,"style":15,"text":200,"type":17,"version":18}," Google Ads Help defines exact match as searches with \"the same meaning or same intent as the keyword,\" phrase match as searches that \"include the meaning of your keyword,\" and broad match as searches \"related to your keyword.\" Exact match gives the most control and the least reach.",{"children":202,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[203,205],{"detail":13,"format":18,"mode":14,"style":15,"text":204,"type":17,"version":18},"Search themes are signals, not fences.",{"detail":13,"format":13,"mode":14,"style":15,"text":206,"type":17,"version":18}," Google Ads Help places search themes in the Signals card of an asset group, calls them \"optional and additive\" to Performance Max's own predictions, and allows up to 50 per asset group.",{"children":208,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[209,211],{"detail":13,"format":18,"mode":14,"style":15,"text":210,"type":17,"version":18},"Channel budget.",{"detail":13,"format":13,"mode":14,"style":15,"text":212,"type":17,"version":18}," Google Ads Help states that you \"can't directly control budget allocation per channel\" in Performance Max; you can only influence it through assets and audience signals.",{"children":214,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[215],{"detail":13,"format":13,"mode":14,"style":15,"text":216,"type":17,"version":18},"AI Max, by contrast, is described by Google as \"an optimization layer\" inside Search campaigns rather than a separate campaign type, and it keeps brand and URL controls.",{"children":218,"direction":19,"format":15,"indent":13,"type":25,"version":18,"tag":26},[219],{"detail":13,"format":13,"mode":14,"style":15,"text":220,"type":17,"version":18},"How Google decides between PMax and Search on the same query",{"children":222,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[223],{"detail":13,"format":13,"mode":14,"style":15,"text":224,"type":17,"version":18},"This is what most \"pmax vs search ads\" searches are really asking. Google Ads Help documents it in \"About ad group and asset group prioritization within a Google Ads account.\" When keywords and search themes could match one search term, the order is:",{"children":226,"direction":19,"format":15,"indent":13,"type":255,"version":18,"listType":256,"start":18,"tag":257},[227,234,241,248],{"children":228,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":18},[229,231],{"detail":13,"format":18,"mode":14,"style":15,"text":230,"type":17,"version":18},"Exact match keywords identical to the search term",{"detail":13,"format":13,"mode":14,"style":15,"text":232,"type":17,"version":18}," win first. Google's example: [skydiving license] is preferred for the search \"skydiving license.\"","listitem",{"children":235,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":240},[236,238],{"detail":13,"format":18,"mode":14,"style":15,"text":237,"type":17,"version":18},"Phrase match, broad match, or search themes identical to the search term",{"detail":13,"format":13,"mode":14,"style":15,"text":239,"type":17,"version":18}," come next and share priority. In Google's example, a Performance Max search theme \"skydiving license\" beats the phrase keyword \"skydiving,\" because the theme is identical and the keyword is not.",2,{"children":242,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":247},[243,245],{"detail":13,"format":18,"mode":14,"style":15,"text":244,"type":17,"version":18},"AI-based relevance",{"detail":13,"format":13,"mode":14,"style":15,"text":246,"type":17,"version":18}," applies when nothing is identical, using meaning, context, keywords, and landing pages.",3,{"children":249,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":254},[250,252],{"detail":13,"format":18,"mode":14,"style":15,"text":251,"type":17,"version":18},"Ad Rank",{"detail":13,"format":13,"mode":14,"style":15,"text":253,"type":17,"version":18}," breaks any remaining tie.",4,"list","number","ol",{"children":259,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[260],{"detail":13,"format":13,"mode":14,"style":15,"text":261,"type":17,"version":18},"The page \"How Performance Max interacts with other campaigns in your account\" adds that a Search campaign with an exact match or spell-corrected keyword is prioritized over Performance Max, using a misspelled search for plumbers matching [plumbers] as the example.",{"children":263,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[264],{"detail":13,"format":18,"mode":14,"style":15,"text":265,"type":17,"version":18},"What this means in practice",{"children":267,"direction":19,"format":15,"indent":13,"type":255,"version":18,"listType":284,"start":18,"tag":285},[268,272,276,280],{"children":269,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":18},[270],{"detail":13,"format":13,"mode":14,"style":15,"text":271,"type":17,"version":18},"An identical exact match keyword is your strongest claim on a query. A phrase or broad keyword does not automatically beat Performance Max.",{"children":273,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":240},[274],{"detail":13,"format":13,"mode":14,"style":15,"text":275,"type":17,"version":18},"A search theme identical to the query can win the auction entry over a non-identical phrase or broad keyword.",{"children":277,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":247},[278],{"detail":13,"format":13,"mode":14,"style":15,"text":279,"type":17,"version":18},"Priority only applies to keywords that can serve. Google Ads Help lists low search volume status, budget restrictions, disapproved ads or landing pages, and mismatched audience or location targeting as conditions that break eligibility.",{"children":281,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":254},[282],{"detail":13,"format":13,"mode":14,"style":15,"text":283,"type":17,"version":18},"For experiences such as Lens and AI Mode, Google notes matching approximates intent rather than identical text.","bullet","ul",{"children":287,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[288],{"detail":13,"format":13,"mode":14,"style":15,"text":289,"type":17,"version":18},"If a Search campaign is budget-limited or has disapprovals, expect Performance Max to pick up queries you thought were covered.",{"children":291,"direction":19,"format":15,"indent":13,"type":25,"version":18,"tag":26},[292],{"detail":13,"format":13,"mode":14,"style":15,"text":293,"type":17,"version":18},"Brand exclusions and negative keywords in Performance Max",{"children":295,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[296,298,300],{"detail":13,"format":13,"mode":14,"style":15,"text":297,"type":17,"version":18},"Per Google Ads Help, the query-level exclusions below apply to ",{"detail":13,"format":18,"mode":14,"style":15,"text":299,"type":17,"version":18},"Search and Shopping inventory only",{"detail":13,"format":13,"mode":14,"style":15,"text":301,"type":17,"version":18},", not YouTube or Display.",{"children":303,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[304,306],{"detail":13,"format":18,"mode":14,"style":15,"text":305,"type":17,"version":18},"Brand exclusions.",{"detail":13,"format":13,"mode":14,"style":15,"text":307,"type":17,"version":18}," You build a brand list at the account level and apply it to individual campaigns. Google says brand exclusions block ads on searches for a brand name, \"common misspellings, and even related subsidiary brands.\" In Performance Max you can optionally let Shopping ads keep serving on the excluded terms. Google recommends brand exclusions over negative keywords for keeping off your own brand name.",{"children":309,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[310,312],{"detail":13,"format":18,"mode":14,"style":15,"text":311,"type":17,"version":18},"Campaign-level negative keywords.",{"detail":13,"format":13,"mode":14,"style":15,"text":313,"type":17,"version":18}," You can add negatives directly to a Performance Max campaign or attach a negative keyword list, using broad, phrase, or exact match. Google Ads Help also offers an estimate of the predicted impact before you apply them.",{"children":315,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[316,318],{"detail":13,"format":18,"mode":14,"style":15,"text":317,"type":17,"version":18},"Account-level negative keywords.",{"detail":13,"format":13,"mode":14,"style":15,"text":319,"type":17,"version":18}," These apply to Search and Shopping inventory across campaign types, including Performance Max. Google's brand suitability page gives a limit of 1,000 per account.",{"children":321,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":18,"textStyle":15},[322,324],{"detail":13,"format":18,"mode":14,"style":15,"text":323,"type":17,"version":18},"Google's caution.",{"detail":13,"format":13,"mode":14,"style":15,"text":325,"type":17,"version":18}," Google Ads Help calls negative keywords in Performance Max \"a highly restrictive control that can harm performance,\" and notes that brand settings \"inherently limit traffic.\"",{"children":327,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[328],{"detail":13,"format":13,"mode":14,"style":15,"text":329,"type":17,"version":18},"Display and video surfaces use different tools: placement exclusions, placement exclusion lists, content theme exclusions, and excluded content 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match.",{"detail":13,"format":13,"mode":14,"style":15,"text":345,"type":17,"version":18}," If a query needs specific ads, bids, or landing pages, an identical exact match keyword keeps it in Search.",{"children":347,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":240},[348,350],{"detail":13,"format":18,"mode":14,"style":15,"text":349,"type":17,"version":18},"Decide who owns brand.",{"detail":13,"format":13,"mode":14,"style":15,"text":351,"type":17,"version":18}," If Search should own branded queries, apply a brand exclusion to Performance Max.",{"children":353,"direction":19,"format":15,"indent":13,"type":233,"version":18,"value":247},[354,356],{"detail":13,"format":18,"mode":14,"style":15,"text":355,"type":17,"version":18},"Keep Search keywords eligible.",{"detail":13,"format":13,"mode":14,"style":15,"text":357,"type":17,"version":18}," Budget limits, disapprovals, and low-volume status remove them from the priority 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Google Ads Help documents campaign-level negatives, negative keyword lists, and account-level negatives, all applying to Search and Shopping inventory only.",{"children":683,"direction":19,"format":15,"indent":13,"type":25,"version":18,"tag":669},[684],{"detail":13,"format":13,"mode":14,"style":15,"text":685,"type":17,"version":18},"Should I exclude my brand from Performance Max?",{"children":687,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[688],{"detail":13,"format":13,"mode":14,"style":15,"text":689,"type":17,"version":18},"If a Search brand campaign should own branded queries, apply a brand exclusion. Google notes brand settings limit traffic, so measure the effect rather than assume it is neutral.",{"children":691,"direction":19,"format":15,"indent":13,"type":25,"version":18,"tag":669},[692],{"detail":13,"format":13,"mode":14,"style":15,"text":693,"type":17,"version":18},"How long should a PMax uplift test run?",{"children":695,"direction":19,"format":15,"indent":13,"type":20,"version":18,"textFormat":13,"textStyle":15},[696],{"detail":13,"format":13,"mode":14,"style":15,"text":697,"type":17,"version":18},"Google's Experiments FAQs recommend at least 4-6 weeks, longer with a long conversion delay, and exclude the first 7 days as ramp-up.","root",{"id":700,"alt":701,"updatedAt":702,"createdAt":702,"url":703,"thumbnailURL":19,"filename":704,"mimeType":705,"filesize":706,"width":19,"height":19},1096,"Illustration of a keyword lane and a multi-channel media lane merging at a search bar with a referee deciding priority","2026-09-11T07:09:22.515Z","https://cms-r2.deepclick.com/cover-f784741ed631.jpg","cover-f784741ed631.jpg","application/octet-stream",92235,{"title":708,"description":709,"image":710},"PMax vs Search Campaigns: Priority Rules and When to Use Each","PMax vs Search campaigns: Google's query priority rules, brand exclusions and negatives in PMax, running both, and testing incrementality.",{"id":700,"alt":701,"updatedAt":702,"createdAt":702,"url":703,"thumbnailURL":19,"filename":704,"mimeType":705,"filesize":706,"width":19,"height":19},{"id":18,"key":712,"name":713,"prodHost":714,"testHost":715,"blogPath":716,"docPath":717,"zhPrefix":718,"deployHookTest":719,"deployHookProd":720,"brandAuthor":721,"brandKit":725,"enabled":729,"updatedAt":730,"createdAt":731},"deepclick","DeepClick","https://deepclick.com","https://www-test-deepclick.qiliangjia.one","/resources/blog/{slug}","/docs/{slug}","/zh-CN","https://api.cloudflare.com/client/v4/pages/webhooks/deploy_hooks/60a9adef-153b-4c89-8d07-7118e91e9522","https://api.cloudflare.com/client/v4/pages/webhooks/deploy_hooks/05323321-f694-4ce8-a5af-173c507b8bae",{"id":240,"name":713,"avatar":722,"updatedAt":723,"createdAt":724},25,"2026-04-22T08:09:35.299Z","2026-04-22T06:42:49.116Z",{"logoLight":19,"logoDark":19,"primaryColor":726,"accentColor":727,"tagline":728,"wechatName":19,"xhsHandle":19,"wechatQr":19},"#1a73e8","#ff6600","一次点击，多重价值",true,"2026-08-25T06:40:57.663Z","2026-07-14T06:26:38.962Z","published","pmax-vs-search-campaigns",{"id":377,"name":735,"avatar":736,"updatedAt":743,"createdAt":743},"Grace Whitmore",{"id":737,"alt":738,"updatedAt":739,"createdAt":739,"url":740,"thumbnailURL":19,"filename":741,"mimeType":705,"filesize":742,"width":19,"height":19},924,"Grace Whitmore — app compliance editor","2026-07-27T07:17:21.278Z","https://cms-r2.deepclick.com/gpt_1785136442811_0-20e667237702.png","gpt_1785136442811_0-20e667237702.png",1976962,"2026-07-27T07:17:23.388Z",{"id":745,"site":746,"titleZh":748,"titleEn":749,"slug":750,"order":370,"updatedAt":751,"createdAt":752},7,{"id":18,"key":712,"name":713,"prodHost":714,"testHost":715,"blogPath":716,"docPath":717,"zhPrefix":718,"deployHookTest":719,"deployHookProd":720,"brandAuthor":240,"brandKit":747,"enabled":729,"updatedAt":730,"createdAt":731},{"logoLight":19,"logoDark":19,"primaryColor":726,"accentColor":727,"tagline":728,"wechatName":19,"xhsHandle":19,"wechatQr":19},"技术导航","Tech Guides","tech-guides","2026-04-27T08:37:10.576Z","2026-04-23T02:59:13.436Z","2026-09-11T07:11:48.062Z","2026-09-11T07:11:48.475Z","2026-09-11T07:11:23.842Z","\u003Cdiv class=\"payload-richtext\">\u003Cp>PMax vs Search campaigns is not an either-or choice for most accounts. A Search campaign gives you keyword-level control over which queries you buy. Performance Max trades that control for reach across all Google Ads inventory from one campaign. When both are eligible for the same query, Google's documented prioritization rules decide which one enters the auction.\u003C/p>\u003Ch2>What each campaign type lets you control\u003C/h2>\u003Cp>The core difference is where the targeting decision lives. In a Search campaign, you choose keywords and match types. In Performance Max, you supply assets, a conversion goal, and optional signals, and Google's AI decides where to serve. According to Google Ads Help, Performance Max is "a goal-based campaign type" that accesses YouTube, Display, Search, Discover, Gmail, and Maps from a single campaign.\u003C/p>\u003Cdiv class=\"lexical-table-container\">\n        \u003Ctable class=\"lexical-table\" style=\"border-collapse: collapse;\">\n          \u003Ctbody>\u003Ctr class=\"lexical-table-row\">\n        \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Control \u003C/p>\n      \u003C/th>\n    \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search campaign \u003C/p>\n      \u003C/th>\n    \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Performance Max \u003C/p>\n      \u003C/th>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Query targeting \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Keywords with broad, phrase, or exact match \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search themes (signals) plus AI-predicted queries \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Inventory \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Google Search \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> All Google Ads inventory from one campaign \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Negative keywords \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Ad group, campaign, and account level \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Campaign and account level, Search and Shopping inventory only \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand controls \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand inclusions and brand exclusions \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand exclusions \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Budget by channel \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Not applicable \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Not directly controllable per channel \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Query reporting \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search terms report \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search terms report for Performance Max \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Channel breakdown \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Not applicable \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Channel performance report \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003C/tbody>\n        \u003C/table>\n      \u003C/div>\u003Cp>\u003Cstrong>Keywords and match types.\u003C/strong> Google Ads Help defines exact match as searches with "the same meaning or same intent as the keyword," phrase match as searches that "include the meaning of your keyword," and broad match as searches "related to your keyword." Exact match gives the most control and the least reach.\u003C/p>\u003Cp>\u003Cstrong>Search themes are signals, not fences.\u003C/strong> Google Ads Help places search themes in the Signals card of an asset group, calls them "optional and additive" to Performance Max's own predictions, and allows up to 50 per asset group.\u003C/p>\u003Cp>\u003Cstrong>Channel budget.\u003C/strong> Google Ads Help states that you "can't directly control budget allocation per channel" in Performance Max; you can only influence it through assets and audience signals.\u003C/p>\u003Cp>AI Max, by contrast, is described by Google as "an optimization layer" inside Search campaigns rather than a separate campaign type, and it keeps brand and URL controls.\u003C/p>\u003Ch2>How Google decides between PMax and Search on the same query\u003C/h2>\u003Cp>This is what most "pmax vs search ads" searches are really asking. Google Ads Help documents it in "About ad group and asset group prioritization within a Google Ads account." When keywords and search themes could match one search term, the order is:\u003C/p>\u003Col class=\"list-number\">\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"1\"\n        >\u003Cstrong>Exact match keywords identical to the search term\u003C/strong> win first. Google's example: [skydiving license] is preferred for the search "skydiving license."\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"2\"\n        >\u003Cstrong>Phrase match, broad match, or search themes identical to the search term\u003C/strong> come next and share priority. In Google's example, a Performance Max search theme "skydiving license" beats the phrase keyword "skydiving," because the theme is identical and the keyword is not.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"3\"\n        >\u003Cstrong>AI-based relevance\u003C/strong> applies when nothing is identical, using meaning, context, keywords, and landing pages.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"4\"\n        >\u003Cstrong>Ad Rank\u003C/strong> breaks any remaining tie.\u003C/li>\u003C/ol>\u003Cp>The page "How Performance Max interacts with other campaigns in your account" adds that a Search campaign with an exact match or spell-corrected keyword is prioritized over Performance Max, using a misspelled search for plumbers matching [plumbers] as the example.\u003C/p>\u003Cp>\u003Cstrong>What this means in practice\u003C/strong>\u003C/p>\u003Cul class=\"list-bullet\">\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"1\"\n        >An identical exact match keyword is your strongest claim on a query. A phrase or broad keyword does not automatically beat Performance Max.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"2\"\n        >A search theme identical to the query can win the auction entry over a non-identical phrase or broad keyword.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"3\"\n        >Priority only applies to keywords that can serve. Google Ads Help lists low search volume status, budget restrictions, disapproved ads or landing pages, and mismatched audience or location targeting as conditions that break eligibility.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"4\"\n        >For experiences such as Lens and AI Mode, Google notes matching approximates intent rather than identical text.\u003C/li>\u003C/ul>\u003Cp>If a Search campaign is budget-limited or has disapprovals, expect Performance Max to pick up queries you thought were covered.\u003C/p>\u003Ch2>Brand exclusions and negative keywords in Performance Max\u003C/h2>\u003Cp>Per Google Ads Help, the query-level exclusions below apply to \u003Cstrong>Search and Shopping inventory only\u003C/strong>, not YouTube or Display.\u003C/p>\u003Cp>\u003Cstrong>Brand exclusions.\u003C/strong> You build a brand list at the account level and apply it to individual campaigns. Google says brand exclusions block ads on searches for a brand name, "common misspellings, and even related subsidiary brands." In Performance Max you can optionally let Shopping ads keep serving on the excluded terms. Google recommends brand exclusions over negative keywords for keeping off your own brand name.\u003C/p>\u003Cp>\u003Cstrong>Campaign-level negative keywords.\u003C/strong> You can add negatives directly to a Performance Max campaign or attach a negative keyword list, using broad, phrase, or exact match. Google Ads Help also offers an estimate of the predicted impact before you apply them.\u003C/p>\u003Cp>\u003Cstrong>Account-level negative keywords.\u003C/strong> These apply to Search and Shopping inventory across campaign types, including Performance Max. Google's brand suitability page gives a limit of 1,000 per account.\u003C/p>\u003Cp>\u003Cstrong>Google's caution.\u003C/strong> Google Ads Help calls negative keywords in Performance Max "a highly restrictive control that can harm performance," and notes that brand settings "inherently limit traffic."\u003C/p>\u003Cp>Display and video surfaces use different tools: placement exclusions, placement exclusion lists, content theme exclusions, and excluded content keywords.\u003C/p>\u003Ch2>Running Search and Performance Max side by side\u003C/h2>\u003Cp>Google positions Performance Max as something that "complements your keyword-based Search campaigns." A setup that follows the documented rules:\u003C/p>\u003Cul class=\"list-bullet\">\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"1\"\n        >\u003Cstrong>Put must-control queries in exact match.\u003C/strong> If a query needs specific ads, bids, or landing pages, an identical exact match keyword keeps it in Search.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"2\"\n        >\u003Cstrong>Decide who owns brand.\u003C/strong> If Search should own branded queries, apply a brand exclusion to Performance Max.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"3\"\n        >\u003Cstrong>Keep Search keywords eligible.\u003C/strong> Budget limits, disapprovals, and low-volume status remove them from the priority order.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"4\"\n        >\u003Cstrong>Avoid copying keywords into search themes.\u003C/strong> Identical themes share priority with phrase and broad keywords, creating direct overlap.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"5\"\n        >\u003Cstrong>Read both search terms reports.\u003C/strong> Google Ads Help says the Performance Max report shows terms that triggered ads with clicks, impressions, conversions, cost, ad format, and landing page.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"6\"\n        >\u003Cstrong>Check the channel performance report.\u003C/strong> It splits results across Google Search, Display Network, YouTube, Discover, Maps, Gmail, and Search partners, with date ranges after June 6, 2025 available per Google Ads Help.\u003C/li>\u003C/ul>\u003Cp>If both campaigns send traffic to the same pages, consistent \u003Ca href=\"https://deepclick.com/resources/blog/link-tracking-for-ad-campaigns-2026/\">link tracking for ad campaigns\u003C/a> makes post-click comparison by campaign far easier.\u003C/p>\u003Ch2>How to evaluate incrementality instead of in-platform attribution\u003C/h2>\u003Cp>Conversion columns show which campaign got credit, not whether it caused conversions that would not have happened anyway. Brand queries are the classic case: someone already searching your name may have converted through another route.\u003C/p>\u003Cp>\u003Cstrong>Performance Max Uplift experiments.\u003C/strong> Google Ads Help says these measure "the uplift or incremental benefit of using Performance Max with your existing Search, Video, and Display campaigns." Your Performance Max campaign is the treatment; an automatically selected set of comparable campaigns is the control, with a default 50/50 split. Comparable campaigns are chosen by matching domain names, overlapping conversion goals, and overlapping locations.\u003C/p>\u003Cp>According to the Google Ads Experiments FAQs:\u003C/p>\u003Cul class=\"list-bullet\">\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"1\"\n        >Run the experiment "for at least 4-6 weeks or longer if you have a long conversion delay."\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"2\"\n        >The first 7 days are excluded as ramp-up.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"3\"\n        >Results show aggregated conversions, conversion value, CPA, ROAS, and spend per group.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"4\"\n        >For inconclusive results, pick higher-volume campaigns and run longer.\u003C/li>\u003C/ul>\u003Cp>\u003Cstrong>Conversion Lift.\u003C/strong> Google describes it as "an incrementality tool" using user-based or geography-based test groups, reporting metrics such as incremental conversions, iCPA, and incremental ROAS. Google Ads Help notes it is not available to all accounts and requires contacting your Google account representative.\u003C/p>\u003Cp>\u003Cstrong>Rules while you wait for a test\u003C/strong>\u003C/p>\u003Cul class=\"list-bullet\">\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"1\"\n        >Compare campaigns that use the same conversion action, as "Evaluate Performance Max results" recommends.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"2\"\n        >Allow for conversion lag before judging a recent period.\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"3\"\n        >Avoid short windows; Google notes one channel's average return over short timeframes "doesn't tell the full story."\u003C/li>\u003Cli\n          class=\"\"\n          style=\"\"\n          value=\"4\"\n        >Watch total account conversions. If Performance Max gains credit while the account total stays flat, it may be taking credit rather than adding conversions.\u003C/li>\u003C/ul>\u003Ch2>Decision table: PMax, Search, or both\u003C/h2>\u003Cdiv class=\"lexical-table-container\">\n        \u003Ctable class=\"lexical-table\" style=\"border-collapse: collapse;\">\n          \u003Ctbody>\u003Ctr class=\"lexical-table-row\">\n        \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Situation \u003C/p>\n      \u003C/th>\n    \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Recommended setup \u003C/p>\n      \u003C/th>\n    \u003Cth\n        class=\"lexical-table-cell lexical-table-cell-header-1\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Why \u003C/p>\n      \u003C/th>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Small budget, a few high-intent queries \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search with exact and phrase match \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Maximum query control \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Specific ads or landing pages per query \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search with exact match for those queries \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Identical exact match is prioritized over Performance Max \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Reach beyond Search (YouTube, Display, Discover, Gmail, Maps) \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Performance Max alongside existing Search \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Only Performance Max covers all inventory from one campaign \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand traffic should stay in Search \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search brand campaign plus brand exclusions on Performance Max \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand exclusions cover misspellings and variants \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Retailer with a product feed \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Performance Max, with Search for core exact queries \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Performance Max serves ads using product data \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Brand-sensitive category \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Search-led; Performance Max only with negatives and placement exclusions set \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Exclusion tools differ by inventory \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Strong in-platform ROAS but flat account totals \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Uplift experiment before scaling \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Credit is not proof of incrementality \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003Ctr class=\"lexical-table-row\">\n        \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Conversion tracking not yet reliable \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Fix tracking first, start with Search \u003C/p>\n      \u003C/td>\n    \u003Ctd\n        class=\"lexical-table-cell lexical-table-cell-header-0\"\n        \n        \n        style=\"border: 1px solid #ccc; padding: 8px;\"\n      >\n        \u003Cp> Performance Max optimizes toward your conversion goals \u003C/p>\n      \u003C/td>\n    \n      \u003C/tr>\u003C/tbody>\n        \u003C/table>\n      \u003C/div>\u003Cp>If you are still setting up, our \u003Ca href=\"https://deepclick.com/resources/blog/google-ads-account-setup-guide/\">Google Ads account setup guide\u003C/a> covers the choices that are hard to reverse.\u003C/p>\u003Cp>DeepClick focuses on the post-click side, measuring how visitors from each campaign behave on your landing pages, which complements Google's incrementality tests.\u003C/p>\u003Ch2>FAQ\u003C/h2>\u003Ch3>Does Performance Max take traffic from Search campaigns?\u003C/h3>\u003Cp>It can. An identical exact match keyword in Search is prioritized, but Performance Max can serve on queries covered only by non-identical phrase or broad keywords, or when a Search keyword is ineligible.\u003C/p>\u003Ch3>Can I add negative keywords to Performance Max?\u003C/h3>\u003Cp>Yes. Google Ads Help documents campaign-level negatives, negative keyword lists, and account-level negatives, all applying to Search and Shopping inventory only.\u003C/p>\u003Ch3>Should I exclude my brand from Performance Max?\u003C/h3>\u003Cp>If a Search brand campaign should own branded queries, apply a brand exclusion. Google notes brand settings limit traffic, so measure the effect rather than assume it is neutral.\u003C/p>\u003Ch3>How long should a PMax uplift test run?\u003C/h3>\u003Cp>Google's Experiments FAQs recommend at least 4-6 weeks, longer with a long conversion delay, and exclude the first 7 days as ramp-up.\u003C/p>\u003C/div>","https://deepclick.com/resources/blog/pmax-vs-search-campaigns",{"zh-CN":733,"en":733},[760],{"id":247,"title":761,"site":762,"image":764,"mobileImage":774,"targetUrl":782,"enabled":729,"postDateFrom":783,"postDateTo":784,"updatedAt":785,"createdAt":786},"2026.10.20 Jakarta summit (deepclick)",{"id":18,"key":712,"name":713,"prodHost":714,"testHost":715,"blogPath":716,"docPath":717,"zhPrefix":718,"deployHookTest":719,"deployHookProd":720,"brandAuthor":240,"brandKit":763,"enabled":729,"updatedAt":730,"createdAt":731},{"logoLight":19,"logoDark":19,"primaryColor":726,"accentColor":727,"tagline":728,"wechatName":19,"xhsHandle":19,"wechatQr":19},{"id":765,"alt":766,"updatedAt":767,"createdAt":767,"url":768,"thumbnailURL":19,"filename":769,"mimeType":770,"filesize":771,"width":772,"height":773},1068,"TrafficTalking Jakarta summit 2026.10.20 (en)","2026-09-04T10:44:12.868Z","https://cms-r2.deepclick.com/traffictalking-jakarta-banner-en-9f7ee22f6562.png","traffictalking-jakarta-banner-en-9f7ee22f6562.png","image/png",1565832,2000,400,{"id":775,"alt":776,"updatedAt":777,"createdAt":777,"url":778,"thumbnailURL":19,"filename":779,"mimeType":770,"filesize":780,"width":781,"height":773},1070,"TrafficTalking Jakarta summit 2026.10.20 (mobile-en)","2026-09-04T10:44:23.791Z","https://cms-r2.deepclick.com/traffictalking-jakarta-banner-mobile-en-3ef8e652bbac.png","traffictalking-jakarta-banner-mobile-en-3ef8e652bbac.png",580158,1200,"https://t.me/rrrun_r","2026-09-03T00:00:00.000Z","2026-10-04T00:00:00.000Z","2026-09-04T10:45:05.578Z","2026-09-04T10:45:03.031Z",1789110990676]