In terms of market share, Adverteerdirect is clearly lagging behind, losing to Testnet in all segments.
Adverteerdirect has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Shopping, Internet & Telecom and 52 other categories.
Testnet hasn't got a lead over Adverteerdirect in any websites category.
Adverteerdirect is leading in most countries, including Netherlands, Germany, Italy, Canada and 21 other countries.
Testnet is leading in Belgium.