DoubleClick AdExchange is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Simply has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, News & Media and 106 other categories.
DoubleClick AdExchange is leading in Travel, Tourism, Health, Universities & Colleges and 33 other categories.
Simply is leading in most countries, including Italy, Great Britain, Spain, Australia and 58 other countries.
DoubleClick AdExchange is leading in Germany, United States, Austria, China and 17 other countries.