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 84 other categories.
DoubleClick AdExchange is leading in Travel, Sports, Tourism, Career & Education and 33 other categories.
Quigo AdSonar is leading in most countries, including United Kingdom, Canada, India, Brazil and 52 other countries.
DoubleClick AdExchange is leading in Germany, United States, China, Netherlands and 20 other countries.