Prism vs PWA

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

Top sites by authority

Prism · PWA · 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

Prism · PWA · share of sites in each country using one or the other

United States 24,601

391,794

Germany 12,114

205,277

India 18,002

183,609

United Kingdom 11,764

168,139

Brazil 10,044

160,900

France 10,238

151,973

Canada 10,220

116,618

Italy 8,574

118,062

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 Prism sites · All PWA sites