Usablenet is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
WebVisor has better usage coverage in more websites categories. Including Business & Industry, Shopping, Arts & Entertainment, Construction & Maintenance and 91 other categories.
Usablenet is leading in Travel, Accommodation & Hotels, Death, Food & Drink and 20 other categories.
WebVisor is leading in most countries, including Russia, Belarus, Ukraine, Germany and 30 other countries.
Usablenet is leading in United States, Japan, United Kingdom, Spain and 25 other countries.