2
Usablenet is leading in Top 100K Sites and Top 1M Sites.
1
Usablenet has better usage coverage in more websites categories. Including Food & Drink, E-commerce & Shopping, Vehicles, Health and 11 other categories.
2
WebProspector is leading in Reference Materials.
1
Usablenet is leading in most countries, including United States, United Kingdom, India, Canada and 6 other countries.
2
WebProspector is leading in Germany, Austria, Cyprus, Czech Republic and one other country.