Emotion vs RequireJS

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

Top sites by authority

Emotion · RequireJS · 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

Emotion · RequireJS · share of sites in each country using one or the other

United States 78,134

132,201

India 42,524

30,963

United Kingdom 31,739

40,149

Germany 26,940

38,420

Canada 28,525

29,177

Brazil 24,389

26,685

France 23,310

27,073

Australia 21,085

19,263

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 Emotion sites · All RequireJS sites