RankMath SEO vs Spectra

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

Top sites by authority

RankMath SEO · Spectra · 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 · Spectra · share of sites in each country using one or the other

United States 112,652

6,737

India 69,474

3,614

Germany 49,126

2,859

United Kingdom 38,904

2,281

Spain 36,292

2,919

France 34,405

3,299

Brazil 33,148

1,758

Italy 31,059

1,823

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 RankMath SEO sites · All Spectra sites