Market Share by Top Websites

1 OpenX is leading in The Entire Web.

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

Websites Categories

1 OpenX has better usage coverage in more websites categories. Including Arts & Entertainment, Science & Education, Computers Electronics & Technology, Games and 20 other categories.

2 Rubicon Project hasn't got a lead over OpenX in any websites category.

Geography

1 OpenX is leading in most countries, including Japan, Russia, France, Taiwan and 138 other countries.

2 Rubicon Project is leading in United States, Australia, Hungary, Czech Republic and 14 other countries.