RankMath SEO vs WPMU DEV Smush

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

Top sites by authority

RankMath SEO · WPMU DEV Smush · 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

RankMath SEO · WPMU DEV Smush · share of sites in each country using one or the other

United States 125,647

21,133

India 80,255

8,734

Germany 54,659

5,250

United Kingdom 43,847

7,795

Spain 41,448

7,300

France 41,204

5,561

Brazil 36,283

6,821

Italy 36,163

4,842

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 RankMath SEO sites · All WPMU DEV Smush sites