FredHopper is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
FredHopper has better usage coverage in more websites categories. Including Business & Industry, Shopping, Clothing, Home & Garden and 36 other categories.
Marktest is leading in Newspapers, Religion & Spirituality, Sports, Soccer and one other category.
FredHopper is leading in most countries, including France, United Kingdom, Germany, Netherlands and 36 other countries.
Marktest is leading in Brazil.