MariMedia is leading in Top 100K Sites and Top 1M Sites.
MariMedia has better usage coverage in more websites categories. Including Computer & Electronics, Arts & Entertainment, Software, News & Media and 64 other categories.
OpenX OpenAds is leading in Games, Video Games, Martial Arts, Football and 4 other categories.
MariMedia is leading in most countries, including United States, India, Germany, United Kingdom and 39 other countries.
OpenX OpenAds is leading in Kazakhstan.