Integral Ad Science vs Microsoft Advertising

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

Top sites by authority

Integral Ad Science · 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

Integral Ad Science · Microsoft Advertising · share of sites in each country using one or the other

United States 1,411

179,390

Italy 834

106,385

Germany 880

100,083

United Kingdom 1,139

87,382

France 830

73,584

Netherlands 770

63,866

India 737

59,833

Canada 975

57,630

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 Integral Ad Science sites · All Microsoft Advertising sites