InternetBrands is leading in Top 100K Sites and Top 1M Sites.
InternetBrands has better usage coverage in more websites categories. Including Health, Business & Industry, Shopping, Autos & Vehicles and 70 other categories.
WebTrends Ads is leading in People & Society, Computer & Electronics, Software, Music & Audio and 10 other categories.
InternetBrands is leading in most countries, including United States, United Kingdom, India, France and 16 other countries.
WebTrends Ads is leading in Indonesia, Australia, Guatemala, Argentina and 13 other countries.