Cloudflare Browser Insights vs Siteimprove

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

Top sites by authority

Cloudflare Browser Insights · 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

Cloudflare Browser Insights · Siteimprove · share of sites in each country using one or the other

United States 358,777

5,192

India 188,732

1,894

Brazil 165,894

765

Indonesia 159,635

788

United Kingdom 141,129

1,583

Canada 104,823

1,760

Germany 103,081

990

France 97,614

817

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 Cloudflare Browser Insights sites · All Siteimprove sites