Medley is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Medley has better usage coverage in more websites categories. Including Adult, People & Society, Relationships & Dating, Shopping and 22 other categories.
Open AdExchange is leading in Business & Industry, Newspapers, Sports, Travel and 8 other categories.
Medley is leading in most countries, including United States, Mexico, India, Ecuador and 66 other countries.
Open AdExchange is leading in Denmark, Azerbaijan, Slovakia and Sweden.