Market Share by Top Websites

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

2 In terms of market share, CPMStar is clearly lagging behind, losing to Rubicon Project in all segments.

Websites Categories

1 Rubicon Project has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, People & Society, Business & Industry and 224 other categories.

2 CPMStar is leading in Games, Video Games, Online, Roleplaying and one other category.

Geography

1 Rubicon Project is leading in most countries, including United States, France, Russia, Italy and 181 other countries.

2 CPMStar is leading in Armenia, Georgia, Azerbaijan, Cambodia and 4 other countries.