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 1,456,850

26,031

India 571,175

5,025

United Kingdom 472,939

4,538

Brazil 435,717

1,311

Germany 354,801

1,664

Canada 343,253

4,590

Japan 339,857

684

France 331,596

1,368

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 sites · All Sucuri sites