Amazon S3 vs Google Hosted Libraries

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

Top sites by authority

Amazon S3 · Google Hosted Libraries · 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

Amazon S3 · Google Hosted Libraries · share of sites in each country using one or the other

United States 167,802

287,105

Japan 29,301

228,419

India 66,465

107,539

United Kingdom 61,290

98,380

Brazil 56,758

64,908

Canada 49,205

72,013

Germany 40,862

64,646

France 36,450

68,288

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 Amazon S3 sites · All Google Hosted Libraries sites