StackAdapt is leading in Top 100K Sites.
StackAdapt has better usage coverage in more websites categories. Including Health, Arts & Entertainment, Clothing, Autos & Vehicles and 12 other categories.
WebTrends Ads is leading in Business & Industry, People & Society, Shopping, Computer & Electronics and 11 other categories.
WebTrends Ads is leading in most countries, including United States, Costa Rica, Guatemala, Australia and 15 other countries.
StackAdapt is leading in Canada, Egypt, France, United Arab Emirates and 5 other countries.