AdTotal is leading in Top 10K Sites and Top 100K Sites.
Harren Media has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, Business & Industry and 15 other categories.
AdTotal is leading in Autos & Vehicles, Basketball, Outdoors, Recreation & Hobbies and 4 other categories.
Harren Media is leading in most countries, including Brazil, Mexico, United Kingdom, Indonesia and 20 other countries.
AdTotal is leading in Poland, Tuvalu and France.