GSI Media is leading in Top 10K Sites and Top 100K Sites.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, People & Society and 27 other categories.
GSI Media is leading in Computer & Electronics, Software, Children, Home & Garden and 2 other categories.
Open AdExchange is leading in most countries, including Denmark, Norway, Sweden, Germany and 6 other countries.
GSI Media is leading in United States, Montenegro, China, Australia and one other country.