InternetBrands is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
InternetBrands has better usage coverage in more websites categories. Including Health, Business & Industry, Shopping, Autos & Vehicles and 69 other categories.
WebTrends Ads is leading in People & Society, Computer & Electronics, Software, Religion & Spirituality and 8 other categories.
InternetBrands is leading in most countries, including United States, United Kingdom, Russia, Turkey and 11 other countries.
WebTrends Ads is leading in Indonesia, Japan, Argentina, Egypt and 9 other countries.