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, Clothing, Business & Industry, Travel and 84 other categories.
Viacom Targeting is leading in Arts & Entertainment, TV & Video, Music & Audio, People & Society and 24 other categories.
Viacom Targeting is leading in most countries, including United States, Brazil, Mexico, Argentina and 38 other countries.
Next Performance is leading in France, Germany, United Kingdom, Spain and 31 other countries.