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 65 other categories.
Qualifio is leading in News & Media, Music & Audio, Magazines & E-Zines, TV & Video and 10 other categories.
Vovici is leading in most countries, including United States, United Kingdom, Canada, India and 27 other countries.
Qualifio is leading in France, Belgium, Spain, Netherlands and 6 other countries.