PostHog vs Amplitude
Detailed side-by-side comparison to help you choose the right tool
PostHog
🟡Low CodeData Analysis
Open-source, all-in-one product analytics platform combining event tracking, session replay, feature flags, A/B testing, surveys, error tracking, and a data warehouse — with self-hosting option for complete data control.
Was this helpful?
Starting Price
FreeAmplitude
🟡Low CodeData Analysis
Product analytics platform that combines natural language AI queries with behavioral cohort analysis, enabling teams to ask complex questions in plain English while building precise user segments based on actual behavior patterns.
Was this helpful?
Starting Price
FreeFeature Comparison
Scroll horizontally to compare details.
💡 Our Take
Choose Amplitude if you need mature behavioral cohorts, natural language AI queries, and enterprise-grade identity resolution for a mid-to-large product team. Choose PostHog if you're a technical founder or small team that values open-source self-hosting, a generous free tier with all features unlocked, and tight integration with product engineering workflows. PostHog is cheaper at scale for startups; Amplitude is more polished for non-technical PMs.
PostHog - Pros & Cons
Pros
- ✓Combines product analytics, session replay, feature flags, A/B testing, surveys, error tracking, and a data warehouse in one platform, reducing the need for multiple separate tools.
- ✓Open-source positioning gives teams more transparency and flexibility than fully closed analytics platforms.
- ✓Self-hosting option is valuable for organizations that need stronger control over product analytics data and infrastructure.
- ✓Feature flags and A/B testing sit alongside analytics, making it easier to connect rollout decisions with measured product behavior.
- ✓Session replay adds qualitative context to event data, helping teams investigate what happened during real user sessions.
- ✓Freemium pricing makes it accessible for teams that want to start with product analytics before moving into heavier usage or paid tiers.
Cons
- ✗The all-in-one scope can be more complex to configure than a narrow analytics-only product, especially for teams new to event instrumentation.
- ✗Self-hosting provides control but also creates operational responsibility for deployment, maintenance, upgrades, and reliability.
- ✗Teams only looking for simple traffic analytics may find the product broader than necessary.
- ✗The quality of insights depends heavily on disciplined event tracking, naming conventions, and metric definitions.
- ✗Because it spans analytics, experimentation, replay, surveys, errors, and warehouse workflows, teams may need internal ownership rules to avoid messy or inconsistent usage.
Amplitude - Pros & Cons
Pros
- ✓Free Starter plan supports up to 50,000 monthly tracked users — one of the most generous free tiers among the 870+ AI tools in our directory
- ✓Natural language AI queries turn complex analytics into plain English questions, with up to 5,000 prompts/month on Enterprise
- ✓Behavioral cohorts enable precise user segmentation without SQL knowledge, trusted by 2,600+ paying customers
- ✓Session replay integrated directly with event data, eliminating the need for a separate $39/month Hotjar subscription
- ✓Cross-platform tracking with ~99.5% identity resolution accuracy unifies behavior across web and mobile apps
- ✓A/B testing measured with the same behavioral metrics used in daily analytics, avoiding Optimizely + GA reconciliation issues
Cons
- ✗Pricing scales quickly with MTU volume for high-traffic consumer products, often exceeding $2,000/month at enterprise scale
- ✗Steep learning curve for teams new to event-based analytics — proper tracking plan design takes 1-3 weeks
- ✗AI prompt limits (1,000/month on Plus) can be restrictive for data teams running many ad-hoc explorations
- ✗Session replay does not support native mobile apps, only mobile web — a gap competitors like FullStory cover
- ✗Advanced features (predictive analytics, data governance, SSO) locked behind Growth and Enterprise plans with non-public pricing
Not sure which to pick?
🎯 Take our quiz →🔒 Security & Compliance Comparison
Scroll horizontally to compare details.
Price Drop Alerts
Get notified when AI tools lower their prices
Get weekly AI agent tool insights
Comparisons, new tool launches, and expert recommendations delivered to your inbox.