DoubleClick AdExchange is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
LiveRail has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Music & Audio and 92 other categories.
DoubleClick AdExchange is leading in Travel, Tourism, Accommodation & Hotels, Home & Garden and 21 other categories.
LiveRail is leading in most countries, including United States, India, Italy, France and 62 other countries.
DoubleClick AdExchange is leading in Germany, China, Turkey, New Zealand and 7 other countries.