Amazon Advertising vs AppNexus

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

Top sites by authority

Amazon Advertising · 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

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

United States 54,596

63,153

Canada 25,461

28,277

United Kingdom 24,476

28,394

India 18,582

21,189

Australia 17,141

18,205

Germany 15,082

20,086

France 14,461

20,122

Spain 12,490

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 Amazon Advertising sites · All AppNexus sites