jsDelivr vs Sucuri

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

Top sites by authority

jsDelivr · 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

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

United States 297,049

26,738

India 167,723

5,145

Japan 158,519

670

United Kingdom 117,022

4,469

Brazil 105,974

1,309

France 92,567

1,373

Canada 85,473

4,616

Germany 87,206

1,692

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 jsDelivr sites · All Sucuri sites