AdTotal is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Harren Media has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, TV & Video, Movies and 47 other categories.
AdTotal is leading in Autos & Vehicles, Fashion & Modeling, Online Marketing, Health and 6 other categories.
Harren Media is leading in most countries, including Brazil, United States, Spain, India and 25 other countries.
AdTotal is leading in Poland, Switzerland, Serbia and Ireland.