InternetBrands is leading in Top 100K Sites and Top 1M Sites.
InternetBrands has better usage coverage in more websites categories. Including Health, Business & Industry, Law & Government, Law and 73 other categories.
Vertical Acuity is leading in TV & Video, Energy, Marketing & Advertising and Software.
InternetBrands is leading in most countries, including United States, United Kingdom, Canada, France and 19 other countries.
Vertical Acuity is leading in Romania and China.