C vs Java

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

Top sites by authority

C · Java · 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

C · Java · share of sites in each country using one or the other

United States 8,996

104,685

India 5,056

47,632

Germany 5,362

34,304

United Kingdom 4,559

34,317

Canada 3,452

30,484

Brazil 3,395

29,569

Indonesia 3,292

29,625

France 3,964

28,165

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 C sites · All Java sites