Open AdExchange is leading in Top 1M Sites.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, People & Society and 26 other categories.
Vertical Acuity is leading in Sports, Software, Games, Video Games and 2 other categories.
Vertical Acuity is leading in most countries, including United States, Bulgaria, Canada and Ecuador.
Open AdExchange is leading in Denmark, Sweden and Thailand.