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, Shopping, Marketing & Advertising, News & Media and 82 other categories.
AdvertiseSpace is leading in People & Society, Arts & Entertainment, Internet & Telecom, Computer & Electronics and 37 other categories.
AdAction is leading in most countries, including Sweden, Norway, Netherlands, Denmark and 37 other countries.
AdvertiseSpace is leading in India, Russia, Mexico, Italy and 16 other countries.