Amplitude vs PostHog
Amplitude
Enterprise product analytics built around behavioral cohorts, funnels, and retention, with experimentation and session replay sold on the same taxonomy.
Full directory entry →PostHog
Open-source platform bundling product analytics, session replay, feature flags, experiments, and surveys on a single ClickHouse-backed event store.
Full directory entry →Facts, side by side
| Amplitude | PostHog | |
|---|---|---|
| Pricing model | freemium | freemium |
| Pricing notes | Free plan includes 2M events/month with no time limit; self-serve Plus is event-based (first 2M free, scales to 70M events); Growth and Enterprise are custom event-based pricing via sales, with add-on packages priced as a percentage of the platform plan. | Usage-based per product with monthly free allowances on Cloud (1M analytics events, 5K replays, 1M flag requests, 1.5K survey responses); per-unit rates fall with volume and anonymous events are billed cheaper than identified ones. The open-source Docker deploy is free. |
| Open source | No | Yes |
| Self-hostable | No | Partial — A Docker Compose hobby deploy is supported at small scale; large self-hosted instances are no longer sold or supported as a paid product. |
| Categories | Product analytics, Experimentation, Session replay | Product analytics, Session replay, Experimentation |
| Who it's for | measurement managers, marketing managers, implementation engineers | implementation engineers, data engineers, measurement managers |
| Integrations listed | 8 | 5 |
Directory entries last updated: Amplitude 2026-07-18 · PostHog 2026-07-18.
In brief
Amplitude — Enterprise product analytics built around behavioral cohorts, funnels, and retention, with experimentation and session replay sold on the same taxonomy. Pricing: freemium. Free plan includes 2M events/month with no time limit; self-serve Plus is event-based (first 2M free, scales to 70M events); Growth and Enterprise are custom event-based pricing via sales, with add-on packages priced as a percentage of the platform plan. Self-hosting: No. Listed integrations: segment, rudderstack, mparticle, bigquery, snowflake, hightouch, census, google-tag-manager.
PostHog — Open-source platform bundling product analytics, session replay, feature flags, experiments, and surveys on a single ClickHouse-backed event store. Pricing: freemium. Usage-based per product with monthly free allowances on Cloud (1M analytics events, 5K replays, 1M flag requests, 1.5K survey responses); per-unit rates fall with volume and anonymous events are billed cheaper than identified ones. The open-source Docker deploy is free. Self-hosting: Partial — A Docker Compose hobby deploy is supported at small scale; large self-hosted instances are no longer sold or supported as a paid product.. Listed integrations: segment, rudderstack, bigquery, snowflake, hightouch.
Which one, when
Derived mechanically from the structured facts above — deltas only, not an editorial verdict. Where the facts tie, read both entries.
- its entry lists marketing managers in "who it's for"; PostHog's does not
- you want an open-source codebase — Amplitude is not open source
- you need at least partial self-hosting — Amplitude offers none
- its entry lists data engineers in "who it's for"; Amplitude's does not
Also compare
AMPLITUDE VS: Adobe Analytics · Heap · Mixpanel · Statsig
POSTHOG VS: Fullstory · GrowthBook · Heap · Hotjar · LogRocket · Microsoft Clarity · Mixpanel · Optimizely · RudderStack · Segment · Snowplow · Statsig · VWO