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 1,438,078

26,738

India 566,121

5,145

United Kingdom 460,600

4,469

Brazil 429,245

1,309

Germany 354,073

1,692

Canada 336,601

4,616

Japan 335,818

670

France 321,551

1,373

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 Cloudflare sites · All Sucuri sites