SpotX is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
SpotX has better usage coverage in more websites categories. Including Arts & Entertainment, Autos & Vehicles, News & Media, Car Buying and 91 other categories.
WebTrends Ads is leading in Law, Law & Government, Transportation & Logistics, Mental Health and 4 other categories.
SpotX is leading in most countries, including United States, Sweden, Netherlands, Germany and 41 other countries.
WebTrends Ads is leading in Indonesia, China, Tunisia, Nicaragua and one other country.