Qualifio is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vovici has better usage coverage in more websites categories. Including People & Society, Business & Industry, Career & Education, Education and 66 other categories.
Qualifio is leading in Newspapers, Magazines & E-Zines, Home & Garden, Movies and 4 other categories.
Vovici is leading in most countries, including United States, United Kingdom, Canada, India and 37 other countries.
Qualifio is leading in France, Belgium, Netherlands, Spain and 5 other countries.