Ad Spirit is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Sports, Business & Industry, Arts & Entertainment, Soccer and 93 other categories.
Open AdExchange is leading in Newspapers, Textiles & Nonwovens, Law & Government, Auctions and 2 other categories.
Ad Spirit is leading in most countries, including Germany, Austria, Switzerland, United States and 27 other countries.
Open AdExchange is leading in Denmark, Azerbaijan, Norway and Sweden.