Convert vs Google Optimize

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

Top sites by authority

Convert · 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

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

United States 5,112

19,616

India 2,208

11,660

United Kingdom 2,242

10,689

Canada 1,950

9,812

Germany 1,720

8,571

Netherlands 1,825

7,349

France 1,357

7,579

Brazil 993

7,844

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, Sep 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 Convert sites · All Google Optimize sites