C vs PHP

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

Top sites by authority

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

United States 10,245

1,334,380

Germany 6,052

636,404

Japan 4,681

623,805

India 5,802

570,916

France 4,762

515,406

United Kingdom 5,091

482,093

Italy 4,262

440,575

Brazil 3,812

425,497

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, Jun 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 PHP sites