ClearSaleing is leading in Top 100K Sites and Top 1M Sites.
ClearSaleing has better usage coverage in more websites categories. Including Travel, Accommodation & Hotels, Shopping, Business & Industry and 52 other categories.
Marktest is leading in Newspapers and Soccer.
ClearSaleing is leading in most countries, including United States, France, Canada, United Kingdom and 18 other countries.
Marktest hasn't got a lead over ClearSaleing in any country.