jQuery Migrate vs Lozad.js

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

Top sites by authority

jQuery Migrate · Lozad.js · 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

jQuery Migrate · Lozad.js · share of sites in each country using one or the other

United States 873,360

11,284

Germany 320,699

4,154

India 307,283

4,056

Japan 283,792

14,422

United Kingdom 271,907

5,130

Italy 269,098

2,689

France 267,883

3,026

Brazil 256,253

3,965

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 jQuery Migrate sites · All Lozad.js sites