Klarna Checkout vs Mastercard

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

Top sites by authority

Klarna Checkout · Mastercard · 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

Klarna Checkout · Mastercard · share of sites in each country using one or the other

United States 13,450

123,683

United Kingdom 19,492

48,463

Germany 23,668

35,005

France 14,860

28,333

Canada 4,920

34,062

Italy 14,009

22,033

Australia 3,754

31,725

Spain 10,626

18,387

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 Klarna Checkout sites · All Mastercard sites