Marktest is leading in Top 10K Sites and Top 100K Sites.
PercentMobile has better usage coverage in more websites categories. Including Business & Industry, People & Society, Arts & Entertainment, Music & Audio and 26 other categories.
Marktest is leading in TV & Video and Newspapers.
PercentMobile is leading in most countries, including Indonesia, Italy, Spain, United States and 18 other countries.
Marktest is leading in Portugal and Malaysia.