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 Despite its recent growth, MicroAd is still behind Rubicon Project in all market share segments.

Websites Categories

1 Rubicon Project has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Business & Industry and 221 other categories.

2 MicroAd is leading in Domain Names & Register, Web Hosting, Products & Shopping, Jewelry and 7 other categories.


1 Rubicon Project is leading in most countries, including United States, Germany, France, Italy and 203 other countries.

2 MicroAd is leading in Japan, Cocos Islands, Tonga, Montserrat and 3 other countries.