Hexagram is leading in Top 100K Sites and Top 1M Sites.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, People & Society, Arts & Entertainment, Shopping and 26 other categories.
Hexagram is leading in Adult, Humor, Consumer Electronics, Universities & Colleges and 4 other categories.
Hexagram is leading in most countries, including United States, United Kingdom, Ukraine, Turkey and 5 other countries.
Open AdExchange is leading in Denmark, Netherlands, Sweden, Norway and 2 other countries.