MetriWeb is leading in Top 10K Sites and Top 100K Sites.
MetriWeb has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Career & Education, Jobs & Employment and 22 other categories.
Unister is leading in Travel, Tourism, Relationships & Dating, Finance and 2 other categories.
MetriWeb is leading in most countries, including Belgium, Luxembourg, Netherlands, France and 2 other countries.
Unister is leading in Germany, Austria, Switzerland, China and one other country.