Marktest is leading in Top 10K Sites and Top 100K Sites.
Navegg has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Shopping, Business & Industry and 7 other categories.
Marktest is leading in Newspapers, News & Media and TV & Video.
Navegg is leading in most countries, including Brazil, United States, Italy, Malaysia and one other country.
Marktest is leading in Portugal.