AdTotal is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Six Apart Advertising has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Computer & Electronics and 53 other categories.
AdTotal is leading in Sports, Soccer, Games, Chats & Forums and 10 other categories.
Six Apart Advertising is leading in most countries, including United States, India, Japan, Russia and 12 other countries.
AdTotal is leading in Poland, Viet Nam, China, Korea Republic and one other country.