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 People & Society, Arts & Entertainment, News & Media, Internet & Telecom and 133 other categories.

2 CPMStar is leading in Games, Video Games, Online, Sports and 43 other categories.

Geography

1 Rubicon Project is leading in most countries, including United States, France, Japan, Brazil and 113 other countries.

2 CPMStar is leading in India, Indonesia, Turkey, Philippines and 47 other countries.