SpotX is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
SpotX has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, Autos & Vehicles, Car Buying and 91 other categories.
StackAdapt is leading in Clothing, Consumer Electronics, Consumer Electronics and Construction & Maintenance.
SpotX is leading in most countries, including United States, Germany, Netherlands, Spain and 44 other countries.
StackAdapt is leading in Canada, Australia and United Arab Emirates.