Ad Spirit is leading in Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Business & Industry, Sports, Shopping, Soccer and 77 other categories.
MSN Ads is leading in People & Society, Arts & Entertainment, News & Media, Computer & Electronics and 53 other categories.
MSN Ads is leading in most countries, including United States, India, Australia, Russia and 29 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Spain and 11 other countries.