Preact vs Swiper

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

Top sites by authority

Preact · Swiper · 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

Preact · Swiper · share of sites in each country using one or the other

United States 177,575

427,105

India 51,553

239,537

Germany 80,459

188,085

Brazil 29,797

225,038

United Kingdom 69,100

161,180

France 48,546

159,069

Japan 17,007

180,131

Italy 39,519

145,736

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 Preact sites · All Swiper sites