Sitespect is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Sitespect has better usage coverage in more websites categories. Including Shopping, Clothing, Consumer Electronics, Sports and 33 other categories.
Usablenet is leading in Food & Drink, Food & Grocery Retailers, Home & Garden, Health and 20 other categories.
Usablenet is leading in most countries, including United Kingdom, Spain, Italy, Chile and 7 other countries.
Sitespect is leading in United States, Netherlands, Belgium, Canada and 6 other countries.