Back Beat Media is leading in Top 100K Sites.
Simple AdServer has better usage coverage in more websites categories. Including Adult, Sports, Shopping, Web Hosting and 3 other categories.
Back Beat Media is leading in Computer & Electronics, Technology News, News & Media, People & Society and 2 other categories.
Back Beat Media is leading in most countries, including United States, United Kingdom, Brazil, Spain and 4 other countries.
Simple AdServer is leading in Hungary.