Astro vs vBulletin

Astro is used by more websites in our catalog: 3,345 use Astro and 310 use vBulletin.

Astro sites have the higher median Ahrefs Domain Rating (Astro: 33, vBulletin: 26).

Between 2026-06 and 2026-07, Astro went from 0.46% to 0.38% of all tracked sites, while vBulletin went from 0.05% to 0.04%. vBulletin is gaining ground faster in our index.

No. A site runs a single CMS / website platform, so Astro and vBulletin 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.