EWWW Image Optimizer vs Lozad.js

EWWW Image Optimizer is used by more websites in our catalog: 7,197 use EWWW Image Optimizer and 1,282 use Lozad.js.

Lozad.js sites have the higher median Ahrefs Domain Rating (EWWW Image Optimizer: 32, Lozad.js: 34).

Between 2026-06 and 2026-07, EWWW Image Optimizer went from 0.93% to 0.82% of all tracked sites, while Lozad.js went from 0.17% to 0.15%. Lozad.js is gaining ground faster in our index.

13 websites in our catalog use both EWWW Image Optimizer and Lozad.js.

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.