AppNexus vs Google Ads

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

Top sites by authority

AppNexus · Google Ads · 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

AppNexus · Google Ads · share of sites in each country using one or the other

United States 63,153

8,366

Japan 11,357

24,084

United Kingdom 28,394

2,756

Canada 28,277

2,713

India 21,189

2,768

France 20,122

1,963

Germany 20,086

1,990

Australia 18,205

2,182

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 AppNexus sites · All Google Ads sites