AdAction is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdAction has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, Shopping and 83 other categories.
ContentClick is leading in Sports, Soccer, Computer & Electronics, Software and 36 other categories.
AdAction is leading in most countries, including Sweden, Norway, Netherlands, Denmark and 38 other countries.
ContentClick is leading in United Kingdom, United States, Russia, India and 12 other countries.