In terms of market share, Microsoft adCenter Conversion is clearly lagging behind, losing to Testnet in all segments.
Microsoft adCenter Conversion has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Computer & Electronics and 106 other categories.
Testnet is leading in Automotive Industry and Cooking & Recipes.
Microsoft adCenter Conversion is leading in most countries, including United States, United Kingdom, France, India and 34 other countries.
Testnet is leading in Belgium.