Market Share by Top Websites

1 Cobalt Group is leading in The Entire Web.

2 AdvertServe is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 AdvertServe has better usage coverage in more websites categories. Including People & Society, News & Media, Shopping, Arts & Entertainment and 108 other categories.

2 Cobalt Group is leading in Autos & Vehicles, Car Buying, Business & Industry, Automotive Industry and 28 other categories.


1 AdvertServe is leading in most countries, including Russia, United Kingdom, Turkey, Brazil and 52 other countries.

2 Cobalt Group is leading in United States, Canada, Australia, Mexico and 7 other countries.