Ad Spirit is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Business & Industry, Sports, Arts & Entertainment, Soccer and 80 other categories.
MSN Ads is leading in People & Society, News & Media, Computer & Electronics, Music & Audio and 53 other categories.
MSN Ads is leading in most countries, including United States, India, Brazil, Canada and 23 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Russia and 14 other countries.