Cloudflare vs Sucuri

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

Top sites by authority

Cloudflare · Sucuri · 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 · Sucuri · share of sites in each country using one or the other

United States 1,583,459

30,559

India 622,057

5,907

United Kingdom 513,433

5,216

Brazil 428,068

1,472

Germany 390,348

1,930

Canada 380,528

5,347

Japan 383,205

797

France 374,181

1,765

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, Jun 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 sites · All Sucuri sites