AdRoll vs AppNexus

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

Top sites by authority

AdRoll · 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

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

United States 26,453

63,153

Canada 7,386

28,277

United Kingdom 5,911

28,394

India 7,866

21,189

France 3,339

20,122

Australia 5,252

18,205

Germany 3,359

20,086

Spain 2,759

17,003

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 AdRoll sites · All AppNexus sites