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 76 other categories.
DoubleClick AdExchange is leading in Travel, Sports, Tourism, Career & Education and 40 other categories.
Quigo AdSonar is leading in most countries, including United States, Canada, United Kingdom, India and 50 other countries.
DoubleClick AdExchange is leading in Germany, Austria, China, Netherlands and 18 other countries.