AdTotal is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdTotal has better usage coverage in more websites categories. Including Arts & Entertainment, Sports, Soccer, Internet & Telecom and 18 other categories.
WebTrends Ads is leading in Business & Industry, People & Society, Computer & Electronics, Shopping and 16 other categories.
WebTrends Ads is leading in most countries, including United States, Canada, China, Costa Rica and 17 other countries.
AdTotal is leading in Poland, France, Iran, Korea Republic and 3 other countries.