Microsoft adCenter Conversion is leading in Top 100K Sites and Top 1M Sites.
Microsoft adCenter Conversion has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Computer & Electronics and 86 other categories.
Six Apart Advertising is leading in Arts & Entertainment, People & Society, News & Media, Humor and 26 other categories.
Microsoft adCenter Conversion is leading in most countries, including United States, United Kingdom, France, India and 33 other countries.
Six Apart Advertising is leading in Germany, Brazil, Mongolia, Hungary and 2 other countries.