Atom Store is leading in Top 100K Sites and Top 1M Sites.
Ubercart has better usage coverage in more websites categories. Including Business & Industry, Shopping, Arts & Entertainment, People & Society and 219 other categories.
Atom Store hasn't got a lead over Ubercart in any websites category.
Ubercart is leading in most countries, including United States, Russia, Ukraine, France and 141 other countries.
Atom Store hasn't got a lead over Ubercart in any country.