comScore vs Facebook Pixel

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

Top sites by authority

comScore · Facebook Pixel · 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

comScore · Facebook Pixel · share of sites in each country using one or the other

United States 37,804

611,008

India 12,514

210,862

Brazil 7,389

214,285

United Kingdom 17,543

192,259

Canada 19,008

157,641

Germany 10,422

136,373

Australia 12,487

132,758

Italy 7,527

126,077

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 comScore sites · All Facebook Pixel sites