Ubuntu vs UNIX

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

Top sites by authority

Ubuntu · UNIX · 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

Ubuntu · UNIX · share of sites in each country using one or the other

United States 83,071

12,287

Germany 41,491

47,181

India 62,522

5,482

Brazil 35,577

4,096

United Kingdom 33,985

4,270

Russia 35,160

1,706

France 31,974

3,694

Italy 29,206

3,343

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 Ubuntu sites · All UNIX sites