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 88 other categories.
Open AdExchange is leading in Office Products, Textiles & Nonwovens, Computer Hardware, Law & Government and one other category.
Ad Spirit is leading in most countries, including Germany, Austria, Switzerland, United States and 25 other countries.
Open AdExchange is leading in Denmark, Norway, Portugal and Sweden.