In terms of market share, Partner-Ads is clearly lagging behind, losing to Testnet in all segments.
Testnet has better usage coverage in more websites categories. Including Sports, Autos & Vehicles, Business & Industry, Internet & Telecom and 10 other categories.
Partner-Ads is leading in Clothing, Chats & Forums and Arts & Entertainment.
Testnet is leading in most countries, including Belgium.
Partner-Ads hasn't got a lead over Testnet in any country.