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 94 other categories.
StackAdapt is leading in Universities & Colleges, Construction & Maintenance and Consumer Electronics.
SpotX is leading in most countries, including United States, Germany, Netherlands, Spain and 44 other countries.
StackAdapt is leading in Egypt, Kuwait and United Arab Emirates.