Astra vs Zakra

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

Top sites by authority

Astra · Zakra · 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

Astra · Zakra · share of sites in each country using one or the other

United States 61,862

484

India 47,125

430

Spain 22,977

226

Brazil 19,843

279

France 19,758

258

Germany 19,508

349

United Kingdom 18,404

217

Indonesia 17,425

294

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 Astra sites · All Zakra sites