Market Share by Top Websites

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

2 In terms of market share, Rubicon Project is clearly lagging behind, losing to Adtech in all segments.

Websites Categories

1 Adtech has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Adult, Music & Audio and 221 other categories.

2 Rubicon Project is leading in Baseball and Interior Decor.


1 Rubicon Project is leading in most countries, including France, United States, Japan, Spain and 82 other countries.

2 Adtech is leading in Czech Republic, Germany, United Kingdom, Slovakia and 66 other countries.