Google Analytics vs Siteimprove

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

Top sites by authority

Google Analytics · Siteimprove · 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

Google Analytics · Siteimprove · share of sites in each country using one or the other

United States 1,630,450

5,248

Japan 653,829

616

India 590,092

1,936

United Kingdom 519,612

1,579

Brazil 448,348

766

France 410,196

826

Germany 390,976

1,073

Canada 372,528

1,734

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 Google Analytics sites · All Siteimprove sites