AdTotal is leading in Top 10K Sites and Top 100K Sites.
AdTotal has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Computer & Electronics, Internet & Telecom and 14 other categories.
Hexagram is leading in Humor and Adult.
AdTotal is leading in most countries, including Poland, Russia, South Korea, India and 3 other countries.
Hexagram is leading in United States, United Kingdom and Switzerland.