Blotout EdgeTag vs Klaviyo

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

Top sites by authority

Blotout EdgeTag · Klaviyo · 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

Blotout EdgeTag · Klaviyo · share of sites in each country using one or the other

United States 2,325

94,562

United Kingdom 406

37,244

Canada 618

29,978

Australia 309

27,541

Germany 221

24,145

France 184

21,230

India 424

20,024

Spain 146

16,028

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 Blotout EdgeTag sites · All Klaviyo sites