Marktest is leading in Top 10K Sites and Top 100K Sites.
Navegg has better usage coverage in more websites categories. Including Internet & Telecom, People & Society, Business & Industry, Arts & Entertainment and 6 other categories.
Marktest is leading in News & Media, Newspapers and TV & Video.
Navegg is leading in most countries, including Brazil, United States, Germany, Spain and one other country.
Marktest is leading in Portugal.