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PostHog vs Amplitude: Which is better in 2026?

A side-by-side comparison of pricing, features, and use cases to help you decide between PostHog and Amplitude.

PostHog

All-in-one product analytics, open source

From Free/mo
Free plan available
Amplitude

Digital analytics platform for product teams

From $49/mo
Free plan available

Head-to-head comparison

Feature PostHog Amplitude
Starting price Free/mo ✓ Cheaper $49/mo
Free plan ✓ Yes ✓ Yes
Pricing model freemium freemium
G2 rating 4.4/5 4.5/5 ↑
Capterra rating 4.5/5 4.6/5
Founded 2020 2012

PostHog: pros & cons

Pros
  • Open source with self-hosted option
  • All-in-one platform
  • Very generous free tier
  • Developer-friendly
Cons
  • Less polished UI than Amplitude/Mixpanel
  • Self-hosting requires technical expertise
  • Usage-based pricing can surprise

Amplitude: pros & cons

Pros
  • Powerful behavioural analytics
  • Strong cohort and funnel tools
  • Generous free tier
  • Good data governance
Cons
  • Complex setup
  • Can be expensive at scale
  • Steep learning curve
  • Less suited for marketing analytics

Choose PostHog if...

  • Your engineering team wants analytics, feature flags, session recording, and A/B testing in one tool without managing four separate vendor contracts
  • You handle sensitive data and need the option to self-host on your own infrastructure for full data ownership and privacy compliance
  • You're an early-stage startup that wants a generous free tier covering 1M events per month plus all core analytics features
Read PostHog review →

Choose Amplitude if...

  • Your product team needs to understand which features drive retention versus churn
  • You're running funnel analysis to find where users drop off before converting or activating
  • You want to build and compare behavioural cohorts — e.g. users who did X in week 1 vs those who didn't
Read Amplitude review →

Our verdict

PostHog and Amplitude are closely matched on user ratings. PostHog is the more affordable option. The right pick depends on your team size and workflow.

PostHog vs Amplitude: frequently asked questions

Is PostHog better than Amplitude?

Amplitude has a higher G2 score (4.5/5 vs 4.4/5). The best tool depends on your specific use case and budget.

Which is cheaper, PostHog or Amplitude?

PostHog is cheaper, starting at Free/mo.

What is the main difference between PostHog and Amplitude?

PostHog focuses on event analytics, session recording, feature flags. Amplitude focuses on event tracking, funnel analysis, retention analysis. Both serve similar use cases but differ in approach and pricing model.

Can I migrate from PostHog to Amplitude?

Most teams migrate between PostHog and Amplitude within a day or two. Export your data from PostHog (typically as CSV or via API), then use Amplitude's import wizard to bring it across. Check each tool's help centre for a step-by-step migration guide before switching.