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 2,139

887,410

India 1,638

336,391

Germany 1,374

333,621

Japan 311

319,148

United Kingdom 966

282,220

France 2,427

267,086

Brazil 567

265,509

Italy 863

258,995

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 Less sites · All RSS sites