Next Performance is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Next Performance has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Adult and 88 other categories.
Viacom Targeting is leading in Arts & Entertainment, TV & Video, Music & Audio, Humor and 21 other categories.
Viacom Targeting is leading in most countries, including United States, Brazil, Mexico, Russia and 37 other countries.
Next Performance is leading in France, Germany, United Kingdom, Spain and 27 other countries.