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, Shopping, Soccer and 78 other categories.
MSN Ads is leading in People & Society, Arts & Entertainment, News & Media, Computer & Electronics and 52 other categories.
MSN Ads is leading in most countries, including United States, India, Canada, United Kingdom and 21 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Spain and 18 other countries.