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, Financial Management and 72 other categories.
AdAction is leading in Business & Industry, Arts & Entertainment, People & Society, Science and 53 other categories.
AdAction is leading in most countries, including Sweden, Norway, Netherlands, United States and 38 other countries.
Adservice Media is leading in Denmark, Finland, Russia, Latvia and 10 other countries.