Market Share by Top Websites

1 Nielsen Display Ads is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 Mediaplex is leading in Top 10K Sites.

Websites Categories

1 Mediaplex has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Shopping and 181 other categories.

2 Nielsen Display Ads is leading in Autos & Vehicles, Chats & Forums, Makes & Models, Recreation & Hobbies and 26 other categories.

Geography

1 Nielsen Display Ads is leading in most countries, including France, United States, Belgium, Canada and 86 other countries.

2 Mediaplex is leading in United Kingdom, Germany, India, Australia and 66 other countries.