jsDelivr vs Section.io

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

Top sites by authority

jsDelivr · Section.io · 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 · Section.io · share of sites in each country using one or the other

United States 293,314

4,075

India 166,171

1,575

Japan 157,713

400

United Kingdom 117,895

2,037

Brazil 104,295

631

France 93,259

1,665

Canada 85,249

959

Germany 84,644

1,326

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 jsDelivr sites · All Section.io sites