Google Analytics vs PostHog
Google Analytics is free web analytics platform for tracking website traffic, user behavior, and conversions, while PostHog is open-source product analytics suite with session replay, feature flags, A/B testing, and surveys. PostHog is open source and can be self-hosted, giving you full control over your data. Google Analytics is built for businesses that need comprehensive, free web analytics, whereas PostHog targets product teams that need analytics, session replay, and feature flags in one tool.
| Feature | Google Analytics | PostHog |
|---|---|---|
| Free tier available | ✓ | ✓ |
| Open source | — | ✓ |
| A/B Testing | — | ✓ |
| Audiences | ✓ | — |
| Conversions | ✓ | — |
| Custom Reports | ✓ | — |
| Event Tracking | ✓ | — |
| Feature Flags | — | ✓ |
| Google Ads Link | ✓ | — |
| Product Analytics | — | ✓ |
| Session Replay | — | ✓ |
| Surveys | — | ✓ |
Pricing: Both Google Analytics and PostHog are free, so this decision comes down to features and philosophy rather than budget.
Feature gaps: Google Analytics offers Audiences, Conversions and Custom Reports that PostHog lacks. PostHog brings A/B Testing, Feature Flags and Product Analytics that Google Analytics does not have.
Team fit: Both tools target any size teams, so the decision hinges on features and workflow fit rather than scale.
Open source: PostHog is open source, meaning you can self-host, audit the code, and avoid vendor lock-in. Google Analytics is proprietary — you are trusting the vendor with your data and uptime.
Where each tool shines: Google Analytics's biggest strengths are: free for most use cases. deep integration with google ads and search console. PostHog's biggest strengths are: all-in-one: analytics, session replay, feature flags, a/b tests. generous free tier (1m events/mo).
Watch out for: With Google Analytics, users commonly note that ga4 interface is confusing and frustrating. With PostHog, the main complaint is that can be overwhelming — lots of features.
choose Google Analytics if
- Your profile matches its sweet spot: businesses that need comprehensive, free web analytics
- You specifically need Audiences and Conversions
- You care about deep integration with google ads and search console
choose PostHog if
- You need a tool built for product teams that need analytics, session replay, and feature flags in one tool
- You need self-hosting, data sovereignty, or the ability to audit source code
- You specifically need A/B Testing and Feature Flags
- You care about generous free tier (1m events/mo)
frequently asked
What is the difference between Google Analytics and PostHog?
Google Analytics is free web analytics platform for tracking website traffic, user behavior, and conversions, while PostHog is open-source product analytics suite with session replay, feature flags, A/B testing, and surveys. PostHog is open source and can be self-hosted, giving you full control over your data. Google Analytics is built for businesses that need comprehensive, free web analytics, whereas PostHog targets product teams that need analytics, session replay, and feature flags in one tool.
Should I use Google Analytics or PostHog?
PostHog gives you open source and self-hosting; Google Analytics is a managed service. Which trade-off works for you?
When should I choose Google Analytics over PostHog?
Choose Google Analytics if Your profile matches its sweet spot: businesses that need comprehensive, free web analytics; You specifically need Audiences and Conversions; You care about deep integration with google ads and search console.
When should I choose PostHog over Google Analytics?
Choose PostHog if You need a tool built for product teams that need analytics, session replay, and feature flags in one tool; You need self-hosting, data sovereignty, or the ability to audit source code; You specifically need A/B Testing and Feature Flags; You care about generous free tier (1m events/mo).
related comparisons
Google Analytics vs Plausible · Google Analytics vs Fathom · Google Analytics vs Umami · Google Analytics vs Mixpanel · Google Analytics vs Amplitude · Google Analytics vs Hotjar · Google Analytics vs Heap · Google Analytics vs Pirsch