In terms of market share, Hexagram is clearly lagging behind, losing to Open AdExchange in all segments.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, People & Society, Shopping, Internet & Telecom and 27 other categories.
Hexagram is leading in Arts & Entertainment, Adult, Humor, News & Media and 7 other categories.
Hexagram is leading in most countries, including United States, Brazil, Canada, Germany and 3 other countries.
Open AdExchange is leading in Denmark and Sweden.