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, Shopping, People & Society, Marketing & Advertising and 26 other categories.
Hexagram is leading in Adult, Humor, News & Media, Movies and 6 other categories.
Open AdExchange is leading in most countries, including Denmark, Norway, Sweden, Canada and 7 other countries.
Hexagram is leading in United States, Brazil, Poland and United Kingdom.