GrowthBook vs VWO

VWO is used by more websites in our catalog: 200 use GrowthBook and 5,538 use VWO.

GrowthBook sites have the higher median Ahrefs Domain Rating (GrowthBook: 53, VWO: 50).

Between 2026-06 and 2026-07, GrowthBook went from 0.03% to 0.02% of all tracked sites, while VWO went from 0.83% to 0.63%. GrowthBook is gaining ground faster in our index.

7 websites in our catalog use both GrowthBook and VWO.

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.