AdAction is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Adservice Media has better usage coverage in more websites categories. Including Internet & Telecom, Shopping, Finance, Marketing & Advertising and 75 other categories.
AdAction is leading in Business & Industry, Arts & Entertainment, People & Society, News & Media and 53 other categories.
AdAction is leading in most countries, including Sweden, Norway, Netherlands, Spain and 52 other countries.
Adservice Media is leading in Denmark, Finland, Latvia, Bulgaria and 2 other countries.