In terms of market share, Harren Media is clearly lagging behind, losing to Open AdExchange in all segments.
Harren Media has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, Music & Audio and 14 other categories.
Open AdExchange is leading in Business & Industry, Shopping, Real Estate, News & Media and 9 other categories.
Harren Media is leading in most countries, including Brazil, Mexico, United States, United Kingdom and 20 other countries.
Open AdExchange is leading in Denmark, Germany, Guatemala, Australia and 2 other countries.