GrowthBook vs Statsig
Side-by-side from the Top 11 ranking of The 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
| GrowthBook | Statsig | |
|---|---|---|
| Top 11 rank | #11 / The 11 Best A/B Testing Tools (2026) | #8 / The 11 Best A/B Testing Tools (2026) |
| Score (out of 9.4) | 7.4 | 7.9 |
| Best for | Open-source testing on your data warehouse | Developer-first experimentation |
| Pricing | $ (Free to custom) | $$ ($150/mo to custom) |
| HQ | San Francisco, USA | Kirkland, USA |
| Founded | 2020 | 2021 |
GrowthBook
An open-source tool that runs on your data warehouse, giving you full data ownership.
www.growthbook.ioStatsig
A developer-first platform with a sophisticated stats engine for running experiments from code.
www.statsig.comMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.