GSI Media is leading in Top 10K Sites.
Open AdExchange has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Internet & Telecom and 23 other categories.
GSI Media is leading in Shopping, Clothing, Children, Sports and 2 other categories.
Open AdExchange is leading in most countries, including Denmark, Netherlands, Sweden, Norway and 2 other countries.
GSI Media is leading in United States.