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, News & Media, Autos & Vehicles, Sports and 64 other categories.
Vocus is leading in Business & Industry, People & Society, Health, Internet & Telecom and 56 other categories.
SpotX is leading in most countries, including United States, Germany, Netherlands, Spain and 38 other countries.
Vocus is leading in Canada, India, Israel, Australia and 12 other countries.