Google Analytics vs PostHog
Side-by-side comparison of features, pricing, ratings, and alternatives.
Google Analytics is the most widely used web analytics platform, tracking traffic, user behavior, and conversions. The current GA4 version uses an event-based model spanning web and app.
PostHog is an open-source product analytics platform bundling analytics, session replay, feature flags, A/B testing, and surveys in one tool. It can be self-hosted or used as a cloud service.
Free; GA360 enterprise tier is priced on request.
Generous free cloud tier; usage-based paid; open-source self-host.
- Free and ubiquitous
- Deep Google ecosystem integration
- Scales to huge sites
- Rich reporting
- Many tools in one platform
- Open source and self-hostable
- Generous free tier
- Developer-friendly
- GA4 has a learning curve
- Data sampling on free tier
- Privacy/consent complexity
- Broad scope can feel heavy
- Self-hosting needs ops effort
- Newer than incumbents
What reviewers say
Google Analytics Reviews
4.3 (3)Great analytics
We rolled out Google Analytics last quarter. Free and ubiquitous. Minor gripe: privacy/consent complexity. Would recommend.
Recommend Google Analytics
Been using Google Analytics for a while. Rich reporting. Minor gripe: privacy/consent complexity. Would recommend.
Recommend Google Analytics
Tried Google Analytics recently. Free and ubiquitous. No real complaints. Would recommend.
PostHog Reviews
4.0 (3)Recommend PostHog
Tried PostHog recently. Developer-friendly. No real complaints. Would recommend.
Great analytics
We rolled out PostHog last quarter. Open source and self-hostable. Minor gripe: broad scope can feel heavy. Would recommend.
Decent with caveats
Tried PostHog recently. Upside: many tools in one platform. Downside: broad scope can feel heavy.
More alternatives & similar tools
Alternatives to Google Analytics
View all →
The Verdict
AI-generated from listing dataGoogle Analytics is the default choice for marketers needing free, large‑scale web/app traffic reporting, while PostHog suits product teams that want an open‑source, all‑in‑one analytics suite with feature flags.
Key differences
- •Open‑source vs proprietary: PostHog can be self‑hosted; GA is cloud‑only.
- •Target audience: GA serves marketers; PostHog is built for engineering/product teams.
- •Feature set breadth: PostHog adds session replay, feature flags, surveys; GA focuses on traffic, behavior, conversion.
- •Pricing model beyond free tier: GA’s enterprise tier requires request‑based pricing; PostHog charges usage‑based fees after generous free cloud limits.
Pricing & value
Both have free tiers, but PostHog’s generous free cloud tier and open‑source self‑host option give more value beyond the free level.
Ease of use / learning curve
GA4 has a learning curve but is familiar to marketers; PostHog’s broader toolset can feel heavy for non‑technical users.
Features & depth
PostHog includes session replay, feature flags, A/B testing, surveys, and data warehouse integration, beyond GA’s traffic and conversion tracking.
Integrations & ecosystem
GA offers deep Google Ads integration and benefits from the massive Google ecosystem.
Collaboration
GA is ubiquitous among marketers, making cross‑team sharing and reporting straightforward.
Scalability
GA scales to massive sites for free; PostHog self‑hosting requires ops effort to scale.
Support
GA has enterprise tier support on request; PostHog’s support details not specified.
Choose Google Analytics if…
Marketers needing free, large‑scale traffic and conversion reporting with Google ecosystem integration.
Choose PostHog if…
Product/engineering teams wanting open‑source, self‑hostable analytics with feature flags and session replay.
Common questions
Can I use either tool for free?
Yes. Both offer freemium tiers; GA is free at massive scale, PostHog provides a generous free cloud tier and open‑source self‑host option.
Which tool supports feature flags and A/B testing?
PostHog includes built‑in feature flags and A/B testing; GA does not.
Is self‑hosting possible?
PostHog is open source and can be self‑hosted; GA is cloud‑only.