OneTrust vs TrustArc

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

Top sites by authority

OneTrust · TrustArc · 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

OneTrust · TrustArc · share of sites in each country using one or the other

United States 62,837

4,158

United Kingdom 25,922

1,629

India 22,544

1,760

Canada 22,006

1,742

Germany 19,314

1,128

France 18,507

1,084

Spain 17,573

1,077

Italy 16,151

1,013

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 OneTrust sites · All TrustArc sites