Microsoft Advertising vs Prebid

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

Top sites by authority

Microsoft Advertising · Prebid · 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

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

United States 194,280

55,476

Italy 120,089

16,595

Germany 109,223

21,142

United Kingdom 96,386

29,533

France 85,328

19,494

Canada 64,841

30,806

India 66,986

21,096

Netherlands 71,387

15,695

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, Jun 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 Microsoft Advertising sites · All Prebid sites