Google Analytics vs Quantcast Measure

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

Top sites by authority

Google Analytics · Quantcast Measure · 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 Analytics · Quantcast Measure · share of sites in each country using one or the other

United States 1,630,450

21,666

Japan 653,829

36,884

India 590,092

7,614

United Kingdom 519,612

8,408

Brazil 448,348

4,575

France 410,196

6,074

Germany 390,976

6,278

Canada 372,528

8,332

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 Analytics sites · All Quantcast Measure sites