AB Tasty vs Optimizely

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

Optimizely ranks higher on Top 11 (#1 vs #3) for Growth teams running experiments. The enterprise standard for its powerful stats engine and full-stack experimentation features.

At a glance

AB TastyOptimizely
Top 11 rank#3 / The 11 Best A/B Testing Tools (2026)#1 / The 11 Best A/B Testing Tools (2026)
Score (out of 9.4)8.89.2
Best forAI-powered personalization & testingEnterprise-scale experimentation
Pricing$$$$ (Custom plans)$$$$$ (Custom enterprise plans)
HQParis, FranceNew York, USA
Founded20092009

AB Tasty

A user-friendly platform excelling at AI-driven personalization for e-commerce and marketing.

www.abtasty.com

See full entry in The 11 Best A/B Testing Tools (2026)

Optimizely

The enterprise standard for its powerful stats engine and full-stack experimentation features.

www.optimizely.com

See full entry in The 11 Best A/B Testing Tools (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.