Mercent is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
MSN Ads has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Business & Industry and 77 other categories.
Mercent is leading in Shopping, Clothing, Health, Home & Garden and 42 other categories.
Mercent is leading in most countries, including United States, Canada, United Kingdom, Ukraine and 41 other countries.
MSN Ads is leading in India, Brazil, Taiwan, Indonesia and 27 other countries.