Radix UI vs Semantic UI

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

Top sites by authority

Radix UI · Semantic UI · 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

Radix UI · Semantic UI · share of sites in each country using one or the other

United States 61,866

2,598

India 41,088

1,776

Brazil 30,607

2,565

United Kingdom 22,843

1,446

Germany 20,404

1,531

Canada 18,587

1,170

France 18,238

1,308

Indonesia 17,593

1,220

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 Radix UI sites · All Semantic UI sites