Market Share by Top Websites

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

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

Websites Categories

1 Cobalt Group has better usage coverage in more websites categories. Including Autos & Vehicles, Car Buying, Business & Industry, Automotive Industry and 52 other categories.

2 GroupM Server is leading in People & Society, Internet & Telecom, Movies, News & Media and 36 other categories.


1 GroupM Server is leading in most countries, including Poland, Germany, Denmark, Austria and 30 other countries.

2 Cobalt Group is leading in United States, Canada, Australia, Mexico and 9 other countries.