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 10,235

32,645

Germany 7,591

17,188

Japan 9,933

13,351

France 4,727

17,705

Italy 4,416

13,491

Spain 4,186

13,361

United Kingdom 5,372

11,851

India 5,700

11,174

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 Google PageSpeed sites · All WordPress Super Cache sites