MySQL vs PostgreSQL

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

Top sites by authority

MySQL · PostgreSQL · 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

MySQL · PostgreSQL · share of sites in each country using one or the other

United States 1,091,994

2,401

Japan 504,881

404

Germany 417,631

1,506

India 411,645

1,864

France 374,556

2,722

United Kingdom 368,735

1,058

Italy 339,212

1,081

Spain 310,543

1,909

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 MySQL sites · All PostgreSQL sites