C vs Ruby

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

Top sites by authority

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

United States 8,940

81,570

United Kingdom 4,556

32,043

India 5,058

31,121

Canada 3,483

28,481

Germany 5,289

24,686

France 4,044

24,562

Japan 4,060

20,589

Spain 3,697

20,611

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 C sites · All Ruby sites