ADFOX vs AppNexus

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

Top sites by authority

ADFOX · AppNexus · 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

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

United States 3,775

55,306

United Kingdom 2,634

25,318

Russia 21,832

5,222

Canada 1,286

24,555

Germany 5,226

18,026

India 945

18,466

France 1,978

17,057

Netherlands 3,665

14,495

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 ADFOX sites · All AppNexus sites