understrap vs x

x is used by more websites in our catalog: 103 use understrap and 528 use x.

understrap sites have the higher median Ahrefs Domain Rating (understrap: 31, x: 25).

Between 2026-06 and 2026-07, understrap went from 0.01% to 0.01% of all tracked sites, while x went from 0.06% to 0.06%. understrap is gaining ground faster in our index.

No. A site runs a single WordPress theme, so understrap and x are mutually exclusive.

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.