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Google Analytics 4 (GA4) vs PostHog Comparison · CTFM
Compare: Google Analytics 4 (GA4) vs PostHog
A side-by-side analysis to help you find the right tool.
Google Analytics 4 (GA4)
Top Pick
Free
(Free)
N/A — free tier is the standard product
View Details
PostHog
Freemium
(Under $50/mo)
Generous free tier
View Details
Key Differences
Pricing Model
Google Analytics 4 (GA4)
Free
PostHog
Freemium
Budget Tier
Google Analytics 4 (GA4)
Free
PostHog
Under $50/mo
Free Trial
Google Analytics 4 (GA4)
N/A — free tier is the standard product
PostHog
Generous free tier
Company Size Fit
Google Analytics 4 (GA4)
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200), Enterprise (200+)
PostHog
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200)
Business Type Fit
Google Analytics 4 (GA4)
B2B, B2C, D2C / E-commerce, Agency
PostHog
B2B, B2C
Best For
Google Analytics 4 (GA4)
Every website/marketer — foundational, not optional
PostHog
Engineering-heavy startups wanting an open-source, all-in-one product analytics suite
Pros
Google Analytics 4 (GA4)
Zero financial cost for standard enterprise data collection
Seamless native synchronization with Google advertising platforms
Comprehensive cross device user journey mapping
PostHog
Consolidates analytics, session recording, and feature management into one platform
Extremely developer friendly with robust SDKs and API support
Generous free tier accommodates early stage startups and scaling companies alike
Cons
Google Analytics 4 (GA4)
Steep operational learning curve following the migration from Universal Analytics
Complex event based architecture requires dedicated technical setup
PostHog
Initial implementation often requires dedicated engineering resources
Dense user interface can present a steep learning curve for non-technical stakeholders
What They Share
