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, Yahoo Ad Exchange is clearly lagging behind, losing to Rubicon Project in all segments.

Websites Categories

1 Yahoo Ad Exchange has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Music & Audio and 218 other categories.

2 Rubicon Project is leading in Food & Drink, Cooking & Recipes, Motorcycles, Automotive News and 6 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Japan, Spain and 108 other countries.

2 Yahoo Ad Exchange is leading in Russia, India, Taiwan, Australia and 42 other countries.