AdScale vs Microsoft Advertising

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

Top sites by authority

AdScale · Microsoft Advertising · 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

AdScale · Microsoft Advertising · share of sites in each country using one or the other

United States 812

180,700

Italy 103

113,422

Germany 133

98,787

United Kingdom 241

87,840

France 115

76,969

Netherlands 80

64,450

India 199

59,005

Spain 90

58,253

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, Sep 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 AdScale sites · All Microsoft Advertising sites