Analytics & Attribution
GA4 (Google Analytics 4)
Quick definition
Google's current analytics platform — event-based, privacy-focused, replaced Universal Analytics in July 2023.
What it actually means
GA4 is an event-based model: every interaction is an event with optional parameters, rather than the page-view + session model of Universal Analytics. Strengths: better cross-device tracking via signed-in Google users, BigQuery export on the free tier, predictive metrics. Weaknesses: less polished UI than UA, harder to extract simple reports, attribution model defaults to data-driven (often surprising). Most sophisticated DTC stacks pair GA4 with a dedicated analytics layer (Triple Whale, Northbeam, Polar Analytics) for cleaner reporting.