Compare

Put definitions side by side — internal vs external, or across platforms — to see exactly where they agree and where they don’t. Never combine metrics whose definitions materially differ.

Cross-platform presets: Clicks across ad platforms Impressions across ad platforms Reach across ad platforms Frequency across ad platforms Click-through rate across ad platforms

Presets:

Engagement RateGA4 · Engaged Session

Attribute	Engagement Rate Internal	GA4 · Engaged Session External
Origin	Internal	External · GA4
Definition	Percentage of eligible exposures, users, or sessions that produce defined engagement.	A session lasting 10s+, with a conversion, or 2+ pageviews (Google's definition).
Unit	percentage	—
Aggregation	ratio	—
Formula	Engagements / Eligible Exposures	Sessions that last ≥ 10 seconds OR have ≥ 1 conversion event OR ≥ 2 pageviews
Includes	—	Sessions ≥ 10s Sessions with a conversion Sessions with 2+ pageviews
Excludes	—	Bounces (single short pageview, no engagement)
Applicable dimensions / channels	—	Date Channel Device Country
Known limitations	—	Measures session quality, not content interaction Modeled/sampled for large properties
Comparability notes	—	GA4 measures session quality; internal Engagement Rate measures in-product interactions. Not directly combinable.
Comparability to internal	Internal source of truth	Partially comparable

AI interpretation

AI-generated · review before relying on it

These definitions come from different sources. Review each object’s scope, formula, and comparability before combining them in a single report.