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 86,239

158,248

India 47,066

35,970

United Kingdom 35,491

46,226

Germany 30,250

42,885

Canada 32,113

34,211

France 27,742

31,966

Brazil 27,302

29,342

Australia 23,507

22,193

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 Emotion sites · All RequireJS sites