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.
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 need feature flags features specifically
- • Statsig is a feature management and experimentation platform
- • It provides feature flags, A/B testing, and analytics at scale
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
Best for you if:
- • You need product analytics features specifically
- • All-in-one product OS (analytics, flags, replay)
- • Open source and self-hostable
| At a Glance |  Statsig |  PostHog |
|---|---|---|
Starts at | $150/monthPro | Custom/moUsage-Based |
Best For | Feature Flags | Product Analytics |
Rating | - | - |
Choose Statsig or PostHog?
Choose Statsig if
Feature flags and product experimentation
- Feature flags platform
- Good analytics
- Fair pricing
- 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
- Open source
- All-in-one
- Self-hostable
- Your work is product analytics-shaped, not feature flags-shaped
| Feature | Statsig | PostHog |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.7/5 345 reviews | ★4.5/5 1,036 reviews |
| Categories | Feature FlagsA/B Testing | Product AnalyticsWeb Analytics |
In-Depth Analysis
Statsig
Feature flags and product experimentation
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
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?
Neither has user reviews yet.
Go with: Statsig
Value user reviews?
Neither has user reviews yet.
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?
Neither has user reviews yet.
Key Takeaways
PostHog
- Larger review base (1,036 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 is our pick.
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.