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 53,163

7,095

Japan 9,860

21,274

United Kingdom 24,886

2,372

Canada 24,461

2,325

India 18,232

2,327

Germany 17,552

1,652

France 16,584

1,592

Australia 15,760

1,898

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 AppNexus sites · All Google Ads sites