Spectra vs Stackable

Spectra is used by more websites in our catalog: 7,065 use Spectra and 1,376 use Stackable.

Stackable sites have the higher median Ahrefs Domain Rating (Spectra: 10, Stackable: 25).

Between 2026-06 and 2026-07, Spectra went from 0.42% to 0.80% of all tracked sites, while Stackable went from 0.18% to 0.16%. Spectra is gaining ground faster in our index.

70 websites in our catalog use both Spectra and Stackable.

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.