In terms of market share, EngineSeeker is clearly lagging behind, losing to Open AdExchange in all segments.
EngineSeeker has better usage coverage in more websites categories. Including Business & Industry, Shopping, People & Society, Arts & Entertainment and 112 other categories.
Open AdExchange is leading in Newspapers, Office Products, Auctions, Astronomy and 2 other categories.
EngineSeeker is leading in most countries, including United States, Russia, Canada, Turkey and 14 other countries.
Open AdExchange is leading in Denmark, Germany, Sweden and Guatemala.