DoubleClick AdExchange is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Quigo AdSonar has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Business & Industry and 90 other categories.
DoubleClick AdExchange is leading in Travel, Tourism, Accommodation & Hotels, Autos & Vehicles and 15 other categories.
Quigo AdSonar is leading in most countries, including United Kingdom, Canada, Spain, France and 32 other countries.
DoubleClick AdExchange is leading in United States, Germany, China, Turkey and 20 other countries.