AdBrite
700 websites

AdBrite is free to use

http://adbrite.com

AdBrite labels itself as the internet's ad marketplace. It provides interstitials and banner ads on a cost per mille (thousand) basis, and text ads on either cost per click or cost per action.

VS

RichRelevance
1,171 websites

RichRelevance is free to use

http://www.richrelevance.com/

RichRelevance delivers over 850 million product recommendations daily, powering the personalized shopping experiences for consumers shopping the world’s largest and most innovative retail brands like Walmart, Sears, Target, Marks & Spencer ...

Market Share by Top Websites

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

2 In terms of market share, AdBrite is clearly lagging behind, losing to RichRelevance in all segments.

Websites Categories

1 RichRelevance has better usage coverage in more websites categories. Including Lifestyle, E-commerce & Shopping, Computers Electronics & Technology, Business & Consumer Services and 11 other categories.

2 AdBrite is leading in Arts & Entertainment, Adult, Science & Education, Games and 5 other categories.

Geography

1 RichRelevance is leading in most countries, including United States, United Kingdom, Brazil, Canada and 48 other countries.

2 AdBrite is leading in India, Philippines, Netherlands, China and 31 other countries.