LazySizes vs W3 Total Cache

LazySizes is used by more websites in our catalog: 30,997 use LazySizes and 10,078 use W3 Total Cache.

W3 Total Cache sites have the higher median Ahrefs Domain Rating (LazySizes: 25, W3 Total Cache: 26).

Between 2026-06 and 2026-07, LazySizes went from 4.0% to 3.5% of all tracked sites, while W3 Total Cache went from 1.3% to 1.1%. W3 Total Cache is gaining ground faster in our index.

516 websites in our catalog use both LazySizes and W3 Total Cache.

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.