AdTotal is leading in Top 100K Sites.
AdTotal has better usage coverage in more websites categories. Including Arts & Entertainment, Computer & Electronics, People & Society, Internet & Telecom and 13 other categories.
WebTrends Ads is leading in Business & Industry, Religion & Spirituality, Law, Law & Government and 3 other categories.
WebTrends Ads is leading in most countries, including United States, Japan, Indonesia, Canada and 7 other countries.
AdTotal is leading in Poland, Russia, South Korea, Greece and one other country.