Open AdExchange is leading in Top 100K Sites.
Open AdExchange has better usage coverage in more websites categories. Including Arts & Entertainment, Shopping, Marketing & Advertising, Internet & Telecom and 18 other categories.
WebTrends Ads is leading in Business & Industry, People & Society, Religion & Spirituality, Law and 14 other categories.
WebTrends Ads is leading in most countries, including United States, Indonesia, Canada, United Kingdom and 24 other countries.
Open AdExchange is leading in Denmark, Netherlands, Italy, Norway and one other country.