PostHog
PostHog Inc.
8.3
Overall Score / 10
Amplitude
Amplitude Inc.
6
Overall Score / 10
Our Verdict
Choose PostHog if:
- —You want a dedicated, polished product analytics platform
- —You need built-in experimentation with causal insights
- —You're an enterprise wanting a proven, publicly traded analytics vendor
Choose Amplitude if:
- —You want analytics + session replay + feature flags in one tool
- —You prefer open source with transparent usage-based pricing
- —You want the option to self-host for data sovereignty
The biggest difference: PostHog is open-source with analytics + session replay + feature flags + surveys in one tool; Amplitude is a dedicated analytics platform with deeper experimentation and causal insights
Side-by-Side Comparison
| Criteria | PostHog | Amplitude |
|---|---|---|
| Cheapest Paid Plan | $2000/mo (Enterprise)Source: PostHog Inc. pricing page → | $49/mo (Plus)Source: Amplitude Inc. pricing page → |
| Free Tier | Yes 1M analytics events, 5K session replays, 1M feature flag requests, 100K error logs, 1,500 surveys per month | Yes 10K MTUs or 10M events, session replay, feature flags, web experimentation |
| Value for Money | 9 | 6 |
| Ease of Use | 6 | 5 |
| Feature Power | 9 | 9 |
| Setup Ease | 7 | 5 |
| Migration Ease | 6 | 4 |
| Transparency | 10 | 5 |
| Deployment | hybrid | cloud |
| API Available | Yes | Yes |
| Platforms | Web, iOS, Android, Self-hosted (Docker) | Web, iOS, Android |
| Compliance | SOC 2 Type II (Enterprise), GDPR, HIPAA (Enterprise) | SOC 2 Type II, GDPR, ISO 27001, HIPAA |
Feature Comparison
Feature Comparison Matrix
18 features compared · 14 differences
| Feature | PostHog | Amplitude |
|---|---|---|
| Core | ||
| Behavioral cohorts | None | Full |
| Causal insights | None | Full |
| Data governance | None | Full |
| Data warehouse | Full | None |
| Error tracking | Full | None |
| Feature flags | Full | Full |
| Heatmaps | Full | None |
| Open source | Full | None |
| Predictive audiences | None | Full |
| Session replay | Full | Full |
| Surveys | Full | None |
| Web experimentation | None | Full |
| Advanced | ||
| A/B testing | Full | None |
| Custom dashboards | None | Full |
| LLM analytics | Full | None |
| Product analytics | Full | Full |
| Integrations | ||
| API Access | Full | Full |
| Streaming and syncs | None | Full |
Pricing Comparison
PostHog Pricing
1M analytics events, 5K session replays, 1M feature flag requests, unlimited team members
Same free tier + pay for overages (~$0.00005/event), billing limits available
SOC 2, HIPAA, 7-year retention, dedicated support, SSO
Amplitude Pricing
10K MTUs or 10M events, session replay, feature flags, web experimentation
Up to 300K MTUs or 25M events, behavioral cohorts, custom audiences, online support
Custom volume, causal insights, monitoring, feature experimentation, predictive audiences
Cross-product analysis, advanced security, multi-armed bandit, assigned account manager
Who Should Choose Which?
Who should choose PostHog
Best for
- Developers wanting an all-in-one open-source analytics platform
- Teams wanting transparent usage-based pricing with generous free tier
- Privacy-conscious companies who may want to self-host
Avoid if
- You need the most polished enterprise analytics UX
- You want dedicated phone support on lower tiers
- You need advanced experimentation features (Amplitude may be better)
Who should choose Amplitude
Best for
- Product teams needing advanced behavioral analytics and experimentation
- Enterprises wanting analytics + feature flags + experimentation in one platform
- Teams doing sophisticated cohort and retention analysis
Avoid if
- You only need simple web analytics
- You want transparent pricing at scale
- You have limited engineering resources for implementation
Switching Guidance
Switching from PostHog
Common triggers to leave:
- •Need more polished enterprise UX
- •Need dedicated support
- •Need advanced experimentation
Potential blockers:
- •Self-hosted data sovereignty
- •Multi-product integration (analytics + flags + replay)
- •Generous free tier
Switching from Amplitude
Common triggers to leave:
- •Opaque enterprise pricing
- •Implementation complexity
- •Feature overlap with other tools
Potential blockers:
- •Historical analytics data
- •Custom reports and cohorts
- •Experimentation setup
Try PostHog
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Try Amplitude
Start free — no credit card required