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 23,318

53,163

Canada 6,283

24,461

United Kingdom 5,082

24,886

India 6,648

18,232

Germany 2,709

17,552

Australia 4,454

15,760

France 2,564

16,584

Spain 2,423

15,151

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 AdRoll sites · All AppNexus sites