AB Tasty vs Google Optimize

Head-to-head usage across the sites we track.

Top sites by authority

AB Tasty · Google Optimize · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.

By country

AB Tasty · Google Optimize · share of sites in each country using one or the other

United States 1,850

19,946

India 1,239

11,864

United Kingdom 1,715

10,716

Canada 1,357

9,934

Germany 1,439

8,787

France 1,764

7,673

Brazil 784

7,959

Netherlands 1,224

7,412

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All AB Tasty sites · All Google Optimize sites