Statsig vs GrowthBook
Side-by-side from the Top 11 ranking of Optimizely vs VWO vs AB Tasty: 11 Best A/B Testing Tools 2026. Last verified June 13, 2026.
The short answer
Statsig ranks higher on Top 11 (#8 vs #11) for Growth teams running experiments. A developer-first platform with a sophisticated stats engine for running experiments from code.
At a glance
| Statsig | GrowthBook | |
|---|---|---|
| Top 11 rank | #8 / Optimizely vs VWO vs AB Tasty: 11 Best A/B Testing Tools 2026 | #11 / Optimizely vs VWO vs AB Tasty: 11 Best A/B Testing Tools 2026 |
| Score (out of 9.4) | 7.9 | — |
| Best for | Developer-first experimentation | Open-source testing on your data warehouse |
| Pricing | $$ ($150/mo to custom) | $ (Free to custom) |
| HQ | Kirkland, USA | San Francisco, USA |
| Founded | 2021 | 2020 |
Statsig
A developer-first platform with a sophisticated stats engine for running experiments from code.
www.statsig.comSee full entry in Optimizely vs VWO vs AB Tasty: 11 Best A/B Testing Tools 2026
GrowthBook
An open-source tool that runs on your data warehouse, giving you full data ownership.
www.growthbook.ioSee full entry in Optimizely vs VWO vs AB Tasty: 11 Best A/B Testing Tools 2026
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.