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, TV & Video, Movies and 51 other categories.
AdTotal is leading in Autos & Vehicles, Fashion & Modeling, Finance, Investing and 6 other categories.
Harren Media is leading in most countries, including Brazil, Portugal, Spain, India and 52 other countries.
AdTotal is leading in Poland, Tuvalu, Belarus and Pakistan.