OpenX vs Twitter Ads

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

Top sites by authority

OpenX · Twitter 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

OpenX · Twitter Ads · share of sites in each country using one or the other

United States 40,202

69,437

Japan 8,435

81,700

United Kingdom 20,766

32,274

India 14,264

33,719

Canada 20,948

26,144

Germany 13,671

19,517

France 11,940

20,992

Spain 10,918

20,740

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 OpenX sites · All Twitter Ads sites