Market Share by Top Websites

1 Centro is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, GroupM Server is clearly lagging behind, losing to Centro in all segments.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Car Buying, Career & Education and 108 other categories.

2 GroupM Server is leading in Games, Makes & Models, Video Games, Soccer and 9 other categories.

Geography

1 Centro is leading in most countries, including United States, Canada, United Kingdom, France and 27 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Italy and 15 other countries.