Alooma is leading in Top 10K Sites and Top 100K Sites.
Usablenet has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Consumer Electronics and 16 other categories.
Alooma is leading in People & Society, Career & Education, Accommodation & Hotels, Travel and 8 other categories.
Usablenet is leading in most countries, including United States, United Kingdom, Spain, Chile and 8 other countries.
Alooma is leading in Germany, Poland, Russia, Canada and 3 other countries.