Marktest is leading in Top 10K Sites and Top 100K Sites.
Uptrends has better usage coverage in more websites categories. Including People & Society, Business & Industry, Arts & Entertainment, Shopping and 47 other categories.
Marktest is leading in Soccer.
Uptrends is leading in most countries, including Netherlands, United States, Belgium, Czech Republic and 16 other countries.
Marktest is leading in Brazil.