In terms of market share, Open AdExchange is clearly lagging behind, losing to Rovion in all segments.
Open AdExchange has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Shopping, Internet & Telecom and 18 other categories.
Rovion is leading in Business & Industry, Business Services, Real Estate, Health and 13 other categories.
Rovion is leading in most countries, including United States, Uganda, Viet Nam, Pakistan and one other country.
Open AdExchange is leading in Denmark and Sweden.