FredHopper is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
FredHopper has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Home & Garden and 17 other categories.
Vizzit is leading in Social Sciences, Science, Government, Law & Government and 16 other categories.
FredHopper is leading in most countries, including France, Netherlands, United Kingdom, Germany and 25 other countries.
Vizzit is leading in Sweden, Brazil, Viet Nam, Norway and 2 other countries.