In terms of market share, Advertise.com is clearly lagging behind, losing to Open AdExchange in all segments.
Advertise.com has better usage coverage in more websites categories. Including Education, Games, Search Engine, Web Hosting and 7 other categories.
Open AdExchange is leading in Shopping, Law & Government, Transportation & Logistics, Jobs & Employment and 7 other categories.
Advertise.com is leading in most countries, including United States, Canada, China, India and 6 other countries.
Open AdExchange is leading in Denmark, Guatemala, Norway, Slovakia and one other country.