Google PageSpeed vs WordPress Super Cache

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

Top sites by authority

Google PageSpeed · WordPress Super Cache · 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

Google PageSpeed · WordPress Super Cache · share of sites in each country using one or the other

United States 8,756

29,045

Germany 6,473

15,252

Japan 8,624

11,578

France 3,809

14,824

United Kingdom 4,587

10,492

Spain 3,464

11,577

Italy 3,588

11,431

India 4,952

9,873

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 Google PageSpeed sites · All WordPress Super Cache sites