Less vs RSS

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

Top sites by authority

Less · RSS · 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

Less · RSS · share of sites in each country using one or the other

United States 2,132

865,432

India 1,678

329,297

Germany 1,409

327,527

Japan 320

314,790

United Kingdom 970

281,660

France 2,525

271,657

Italy 940

272,529

Brazil 582

255,443

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 Less sites · All RSS sites