Statsig vs PostHog: Which is Better in 2026?
Choosing between Statsig and PostHog comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: PostHog wins this matchup. Our overall Feature Flags pick is LaunchDarkly. Our free Feature Flags pick is Flipt. Pick Statsig if you need feature flags.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Statsig
Feature flags and product experimentation
Best for you if:
- • You want feature flags platform
- • You want good analytics
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
Best for you if:
- • You want open source
- • You want all-in-one
| At a Glance | Statsig | PostHog |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Feature Flags | Product Analytics |
Rating | 4.7/5 | 4.5/5 |
Free plan | Yes | Yes |
Choose Statsig or PostHog?
Choose Statsig if
Feature flags and product experimentation
- You want feature flags platform
- You want good analytics
- Budget matters (Free vs Free)
- Your work is feature flags-shaped, not product analytics-shaped
Choose PostHog if
Open-source product analytics with event tracking, feature flags, and session recording
- You want open source
- You want all-in-one
- Your work is product analytics-shaped, not feature flags-shaped
| Feature | Statsig | PostHog |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.7/5 347 reviews | ★4.5/5 1,054 reviews |
| Categories | Feature FlagsA/B Testing | Product AnalyticsWeb Analytics |
In-Depth Analysis
Statsig
Feature flags and product experimentation
Statsig's pricing is quite generous, especially with a robust Free tier offering 50M events.
Watch out
Overage fees for events beyond tier limits
Strengths
- +Feature flags platform
- +Good analytics
- +Fair pricing
- +Active development
- +Good documentation
Weaknesses
- -Learning curve
- -Per-event pricing
- -Feature gaps
- -Better alternatives exist
- -Support varies
Key features
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
PostHog's pricing is quite generous, especially with its robust free tier offering 1M events and unlimited seats.
Watch out
Overage fees for events beyond free tier
Strengths
- +Open source
- +All-in-one
- +Self-hostable
Weaknesses
- -Complex setup
- -Can get expensive
Key features
Pricing: Statsig vs PostHog
| Plan | Statsig | PostHog |
|---|---|---|
| Tier 1 | Free Free | Free Free |
| Tier 2 | $150 month Pro | Custom Usage-Based |
| Tier 3 | custom Enterprise | $750 Scale |
Pricing verified from each vendor's public pricing page. Compare in detail on Statsig pricing and PostHog pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: Statsig
Want the highest-rated option?
Statsig: 4.7/5 (347 reviews). PostHog: 4.5/5 (1,054 reviews).
Go with: Statsig
Value user reviews?
Statsig: 347 reviews (4.7/5). PostHog: 1,054 reviews (4.5/5).
Go with: PostHog
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
Statsig is a feature flags tool. PostHog is in product analytics. Pick the category that matches your needs.
How important are ratings?
Statsig is rated higher: 4.7/5 vs 4.5/5.
Key Takeaways
PostHog
- Larger review base (1,054 reviews)
- Free tier available
- Our pick for this comparison
Statsig
- Higher user rating: 4.7/5 vs 4.5/5
- Better fit for feature flags
The Bottom Line
PostHog wins this matchup. Our overall Feature Flags pick is LaunchDarkly. Our free Feature Flags pick is Flipt.
Frequently Asked Questions
Is Statsig or PostHog better?
PostHog is rated in our evaluation. Both are freemium.
What are Statsig and PostHog used for?
Statsig: Feature flags and product experimentation. PostHog: Open-source product analytics with event tracking, feature flags, and session recording.
What does Statsig cost vs PostHog?
Statsig is freemium (free tier + paid plans). PostHog is freemium (free tier + paid plans). Visit their websites for detailed pricing.