Cloudflare Rocket Loader vs Priority Hints

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

Top sites by authority

Cloudflare Rocket Loader · Priority Hints · 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

Cloudflare Rocket Loader · Priority Hints · share of sites in each country using one or the other

United States 29,959

1,391,338

India 19,958

486,083

United Kingdom 14,634

435,468

Germany 11,955

421,099

Brazil 13,122

362,916

France 10,858

361,116

Italy 9,277

311,723

Canada 11,512

309,477

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 Cloudflare Rocket Loader sites · All Priority Hints sites