Exovue is leading in Top 100K Sites.
OpenX OpenAds has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Sports and 20 other categories.
Exovue is leading in Newspapers, Software, Photography, Humor and one other category.
OpenX OpenAds is leading in most countries, including Canada, Hong Kong, Australia, Indonesia and 4 other countries.
Exovue is leading in United States, United Kingdom, Switzerland and South Africa.