a3 Lazy Load vs Smush

Smush is used by more websites in our catalog: 1,174 use a3 Lazy Load and 12,124 use Smush.

Smush sites have the higher median Ahrefs Domain Rating (a3 Lazy Load: 24, Smush: 25).

Between 2026-06 and 2026-07, a3 Lazy Load went from 0.16% to 0.13% of all tracked sites, while Smush went from 1.5% to 1.4%. a3 Lazy Load is gaining ground faster in our index.

39 websites in our catalog use both a3 Lazy Load and Smush.

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.