Mercent is leading in Top 100K Sites and Top 1M Sites.
Quigo AdSonar has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Business & Industry and 83 other categories.
Mercent is leading in Shopping, Clothing, Games, Home & Garden and 41 other categories.
Quigo AdSonar is leading in most countries, including Germany, Russia, Iran, Italy and 33 other countries.
Mercent is leading in United States, Bosnia, Serbia, Mexico and 23 other countries.