AdTotal is leading in Top 10K Sites and Top 100K Sites.
AdTotal has better usage coverage in more websites categories. Including Business & Industry, Sports, Arts & Entertainment, Internet & Telecom and 21 other categories.
Merchenta is leading in Shopping, Home & Garden, Clothing, Health and 10 other categories.
Merchenta is leading in most countries, including United Kingdom, United States, France, Ireland and 9 other countries.
AdTotal is leading in Poland.