{"id":1993,"date":"2026-10-04T19:57:23","date_gmt":"2026-10-04T17:57:23","guid":{"rendered":"https:\/\/markaigen.com\/?p=1993"},"modified":"2026-10-07T05:39:01","modified_gmt":"2026-10-07T03:39:01","slug":"measure-what-new-customers-cost-in-performance-max","status":"publish","type":"post","link":"https:\/\/markaigen.com\/nl\/topics\/advertising-and-performance\/measure-what-new-customers-cost-in-performance-max\/","title":{"rendered":"Meet de kosten van nieuwe klanten in Performance Max"},"content":{"rendered":"\n<!-- a4e:07-11 -->\n\n\n<article class=\"a4e-article\" lang=\"nl\" data-no-translation data-a4e-id=\"07-11\" data-a4e-topic=\"advertising-and-performance\">\n<header class=\"a4e-hero\"><div class=\"a4e-shell\"><nav class=\"a4e-breadcrumb\" aria-label=\"Kruimelpad\"><a href=\"https:\/\/markaigen.com\/nl\/topics\/\">Onderwerpen<\/a><span aria-hidden=\"true\">\/<\/span><a href=\"https:\/\/markaigen.com\/nl\/topics\/advertising-and-performance\/\">Adverteren en performance<\/a><\/nav><div class=\"a4e-hero-grid\"><div><p class=\"a4e-eyebrow\">Adverteren en performance <span aria-hidden=\"true\">\u00b7<\/span> Praktische inzichten<\/p><h1>Meet de kosten van nieuwe klanten in Performance Max<\/h1><p class=\"a4e-deck\">Beoordeel Performance Max-acquisitie met een vaste definitie van nieuwe klanten, vergelijkbare klantgroepen en extra waarde in plaats van alleen platformlabels.<\/p><div class=\"a4e-byline\"><span>Wael Al Saleh<\/span><span aria-hidden=\"true\">\u00b7<\/span><time datetime=\"2026-10-04T17:57:23+00:00\">4 oktober 2026<\/time> <span aria-hidden=\"true\">\u00b7<\/span> 2 min leestijd<\/div><\/div><div class=\"a4e-visual\"><svg class=\"a4e-graphic\" viewBox=\"0 0 240 240\" aria-hidden=\"true\" focusable=\"false\"><circle cx=\"120\" cy=\"120\" r=\"100\" fill=\"none\" stroke=\"#819ffc\" stroke-opacity=\".24\"\/><circle cx=\"120\" cy=\"120\" r=\"73\" fill=\"none\" stroke=\"#819ffc\" stroke-opacity=\".35\" stroke-dasharray=\"3 8\"\/><g class=\"a4e-orbit\"><circle cx=\"120\" cy=\"20\" r=\"7\" fill=\"#9fded8\"\/><circle cx=\"205\" cy=\"171\" r=\"5\" fill=\"#9671ff\"\/><\/g><g class=\"a4e-float\"><rect x=\"61\" y=\"61\" width=\"118\" height=\"118\" rx=\"29\" fill=\"#14245c\" stroke=\"#6898ff\" stroke-opacity=\".7\"\/><g class=\"a4e-focus\" transform=\"translate(84 84) scale(3)\" fill=\"none\" stroke=\"#fff\" stroke-width=\"1.45\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><circle cx=\"12\" cy=\"12\" r=\"9\"\/><circle cx=\"12\" cy=\"12\" r=\"5\"\/><path d=\"m12 12 8-8M16 4h4v4\"\/><\/g><\/g><g class=\"a4e-glow\" fill=\"#98b8ff\"><circle cx=\"39\" cy=\"180\" r=\"3\"\/><circle cx=\"201\" cy=\"53\" r=\"3\"\/><\/g><\/svg><label class=\"a4e-motion\"><input type=\"checkbox\" data-a4e-pause> Pauzeer animatie<\/label><\/div><\/div><\/div><\/header>\n<div class=\"a4e-shell a4e-reading\"><aside class=\"a4e-rail\"><details class=\"a4e-toc\" open><summary>In dit artikel<\/summary><ol><li><a href=\"#section-nl-1\"><span>01<\/span>Definieer nieuw voordat je telt<\/a><\/li><li><a href=\"#section-nl-2\"><span>02<\/span>Volg de klantgroep na de bestelling<\/a><\/li><li><a href=\"#section-nl-3\"><span>03<\/span>Onderzoek wat anders ook was gebeurd<\/a><\/li><li><a href=\"#section-nl-4\"><span>04<\/span>Beoordeel de volgende groeistap<\/a><\/li><\/ol><\/details><button class=\"a4e-copy\" type=\"button\" data-a4e-copy>Kopieer artikellink<\/button><p class=\"a4e-copy-status\" aria-live=\"polite\"><\/p><\/aside><div class=\"a4e-story\"><p class=\"a4e-lead\">Een campagnerapport dat iemand nieuw noemt, beantwoordt nog niet de bedrijfsvraag: heeft de advertentie een waardevolle klantrelatie toegevoegd? Google verbindt in meetrichtlijnen eigen gegevens met causale evaluatie. <sup><a href=\"#ref-nl-1\" aria-label=\"Bron 1\">[1]<\/a><\/sup> Maak dat onderscheid ook bij Performance Max-acquisitie en houd platformclassificaties naast de eigen klantadministratie zichtbaar.<\/p><section aria-labelledby=\"section-nl-1\"><h2 id=\"section-nl-1\">Definieer nieuw voordat je telt<\/h2><p>Spreek af of nieuw de eerste bekende aankoop betekent, de eerste aankoop binnen een periode of de eerste aankoop bij een merk. Deze definities leveren andere totalen op. Beschrijf beschikbare historie en identiteitsbeperkingen. Een gastbestelling of tweede e-mailadres kan een bestaande koper nieuw laten lijken. Gebruik toegestane identificatiemethoden en rapporteer twijfelgevallen apart.<\/p><\/section><section aria-labelledby=\"section-nl-2\"><h2 id=\"section-nl-2\">Volg de klantgroep na de bestelling<\/h2><p>Groepeer klanten naar acquisitieperiode en vergelijk hun nettobijdrage over dezelfde observatieduur. Neem relevante retour- en variabele servicekosten mee. Bij een denkbeeldige abonnementswinkel kan een introductiebestelling verliesgevend zijn terwijl latere verlengingen de beoordeling veranderen. Houd waargenomen verlengingen apart van voorspelde klantwaarde, vooral bij recente klantgroepen.<\/p><\/section><section aria-labelledby=\"section-nl-3\"><h2 id=\"section-nl-3\">Onderzoek wat anders ook was gebeurd<\/h2><p>Sommige eerste kopers zouden door bestaande vraag toch zijn gekomen. Gebruik waar mogelijk een goed ontworpen controlegroep of geografisch experiment om extra klanten te schatten. Lukt dat niet, combineer bedrijfstrends en attributie voorzichtig en benoem het resultaat als richtinggevend. Alleen meer gerapporteerde nieuwe klanten bewijst geen extra effect.<\/p><\/section><section aria-labelledby=\"section-nl-4\"><h2 id=\"section-nl-4\">Beoordeel de volgende groeistap<\/h2><p>Bekijk kosten en bijdrage van aanvullende uitgaven in plaats van uitsluitend het gemiddelde van de hele campagne. Onderzoek of uitbreiding andere producten, regio\u2019s of klanttypen met zwakkere opbrengsten bereikt. Koppel de volgende budgetstap aan een expliciete hypothese en beoordelingsdatum. De beslissing gaat over de waarde van de volgende klanten tegen de verwachte kosten, met zichtbare onzekerheid in identiteit en meting.<\/p><\/section>\n<details class=\"a4e-sources\" open><summary>Bronnen en onderbouwing<\/summary><ol><li id=\"ref-nl-1\"><a href=\"https:\/\/blog.google\/products\/ads-commerce\/data-strength-updates\/\" rel=\"noopener\">Google measurement and data updates<\/a><\/li><\/ol><p class=\"a4e-source-note\">Bronnen gecontroleerd op 4 oktober 2026. De beschreven werkwijzen en denkvoorbeelden zijn redactionele analyse.<\/p><\/details>\n<div class=\"a4e-disclosure\"><a href=\"https:\/\/markaigen.com\/nl\/ai-use-policy\/\">Hoe Markaigen AI gebruikt<\/a><span> \u00b7 <\/span><a href=\"https:\/\/markaigen.com\/nl\/contact\/\">Geef een correctie door<\/a><\/div><\/div><\/div>\n<section class=\"a4e-next\"><div class=\"a4e-shell\"><div class=\"a4e-section-label\"><p class=\"a4e-eyebrow\">Van inzicht naar toepassing<\/p><h2>Werk verder met deze bronnen<\/h2><\/div><div class=\"a4e-resources\"><a class=\"a4e-resource\" href=\"https:\/\/markaigen.com\/nl\/learn\/frameworks\/ai-campaign-framework\/\"><span class=\"a4e-resource-kind\">Praktijk<\/span><strong>Pas het toe met dit framework<\/strong><span class=\"a4e-arrow\" aria-hidden=\"true\">\u2197<\/span><\/a><a class=\"a4e-resource\" href=\"https:\/\/markaigen.com\/nl\/tools\/prompt-library\/#prompt-vergelijk-prestaties-per-apparaat-en-locatie\"><span class=\"a4e-resource-kind\">Promptbibliotheek<\/span><strong>Vergelijk prestaties per apparaat en locatie<\/strong><span class=\"a4e-arrow\" aria-hidden=\"true\">\u2197<\/span><\/a><a class=\"a4e-resource\" href=\"https:\/\/markaigen.com\/nl\/tools\/ai-platforms\/\"><span class=\"a4e-resource-kind\">AI-platforms<\/span><strong>Verken relevante AI-tools<\/strong><span class=\"a4e-arrow\" aria-hidden=\"true\">\u2197<\/span><\/a><a class=\"a4e-resource\" href=\"https:\/\/markaigen.com\/nl\/news\/\"><span class=\"a4e-resource-kind\">Nieuws en RSS<\/span><strong>Volg ontwikkelingen in AI-marketing<\/strong><span class=\"a4e-arrow\" aria-hidden=\"true\">\u2197<\/span><\/a><\/div><div class=\"a4e-faqs\"><h3>Vragen die hierbij passen<\/h3><ul><li><a href=\"https:\/\/markaigen.com\/nl\/learn\/knowledge-center\/#faq-ads-04\">De leadkosten dalen na een AI-campagnewijziging, maar sales wijst meer leads af. Wat nu?<span aria-hidden=\"true\"> \u2197<\/span><\/a><\/li><li><a href=\"https:\/\/markaigen.com\/nl\/learn\/knowledge-center\/#faq-ads-06\">Hoe vergelijk ik kosten van AI-creatie eerlijk met productiekosten van een bureau?<span aria-hidden=\"true\"> \u2197<\/span><\/a><\/li><\/ul><\/div><\/div><\/section>\n<section class=\"a4e-related\"><div class=\"a4e-shell\"><h2>Verder lezen over dit onderwerp<\/h2><ul><li><a href=\"https:\/\/markaigen.com\/nl\/topics\/advertising-and-performance\/plan-a-controlled-chatgpt-ads-test-for-shopify\/\">Plan een gerichte ChatGPT Ads-test voor Shopify<\/a><p>Bereid Shopify-producten voor op een gerichte ChatGPT Ads-test en controleer toegang, aanbod, meetkwaliteit en de voorwaarden voor extra advertentiebudget.<\/p><\/li><li><a href=\"https:\/\/markaigen.com\/nl\/topics\/advertising-and-performance\/compare-chatgpt-ads-with-an-established-channel\/\">Vergelijk ChatGPT Ads met een bestaand kanaal<\/a><p>Ontwerp een eerlijke vergelijking van ChatGPT Ads met dezelfde bedrijfsuitkomsten, expliciete attributie-instellingen en duidelijke onderzoeksgrenzen.<\/p><\/li><\/ul><div class=\"a4e-news-links\"><h3>Uit de nieuwsfeed<\/h3><p>Bronberichten met links naar de oorspronkelijke uitgevers.<\/p><ul><li><a href=\"https:\/\/markaigen.com\/nl\/news\/sociable-meta-introduces-new-ai-powered-tools-at-advertising-week\/\">Sociable: Meta introduces new AI-powered tools at Advertising Week<\/a><p>8 okt 2026<\/p><\/li><li><a href=\"https:\/\/markaigen.com\/nl\/news\/google-local-service-ads-expands-how-leads-work-information\/\">Google Local Service Ads Expands How Leads Work Information<\/a><p>8 okt 2026<\/p><\/li><li><a href=\"https:\/\/markaigen.com\/nl\/news\/google-ads-ai-max-columns-brand-inclusion-commission-locations-of-interest-optimized-targeting\/\">Google Ads AI Max Columns: Brand Inclusion, Commission, Locations Of Interest &amp; Optimized Targeting<\/a><p>8 okt 2026<\/p><\/li><\/ul><\/div><\/div><\/section>\n<\/article>\n\n","protected":false},"excerpt":{"rendered":"<p>Beoordeel Performance Max-acquisitie met een vaste definitie van nieuwe klanten, vergelijkbare klantgroepen en extra waarde in plaats van alleen platformlabels.<\/p>","protected":false},"author":285210167,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_a4e_id":"07-11","_a4e_topic":"advertising-and-performance","_a4e_title_en":"Measure what new customers cost in Performance Max","_a4e_title_nl":"Meet de kosten van nieuwe klanten in Performance Max","_a4e_description_en":"Evaluate Performance Max acquisition using a consistent new-customer definition, mature cohorts and incremental value instead of an isolated platform 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