Adservice Media is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Adservice Media has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Shopping, Arts & Entertainment and 96 other categories.
Testnet is leading in Beauty.
Adservice Media is leading in most countries, including Denmark, Norway, Sweden, Finland and 38 other countries.
Testnet is leading in Belgium.