Meta Ads vs GA4: Why Your Conversion Numbers Don't Match (2026)
Meta Ads and GA4 report different conversions? A 5-step method to reconcile the discrepancy in 2026, a cause-by-cause diagnostic grid, and a BigQuery query.
LVL 24
Tracking Mage
XP
Alexis Vantal
I help teams measure what truly matters - GA4, GTM, BigQuery and a touch of server-side magic.
SKILL TREE
›LATEST QUESTS
›Qualified Future Conversions: Can You Trust the Prediction?
Google Ads uses Gemini to predict Qualified Future Conversions up to 180 days out. What the metric is worth, what it is not, and how to validate it first.
Amazon Ads Conversions API in Server-Side GTM: Dedup & Match Keys
Amazon Ads Conversions API in server-side GTM: OAuth or token auth, GA4 mapping, Event ID deduplication and hashed match keys. The 2026 practitioner guide.
Reddit Conversions API in Server-Side GTM: Deduplication & EMQ
Reddit Conversions API in server-side GTM: set up deduplication (conversion_id, rdt_cid) and lift your Event Match Quality. The complete 2026 technical guide.
CHARACTER BIO
›Tracking & Web Analytics Consultant by day, data-dungeon explorer by night. I work at the intersection of tracking, web measurement and modern analytics.
Main specialty: designing solid tagging plans, implementing GA4 + GTM server-side, mining raw data with BigQuery and visualizing results with Looker Studio.
Lately, I've been exploring how Claude Code can speed up day-to-day analytics work. This blog is the proof.