Interpolls is leading in Top 100K Sites.
Interpolls has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Adult and 31 other categories.
Vertical Acuity is leading in Sports, Energy, Games, Video Games and one other category.
Interpolls is leading in most countries, including United States, Brazil, Spain, Germany and 13 other countries.
Vertical Acuity hasn't got a lead over Interpolls in any country.