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, Yahoo Ad Exchange 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, Music & Audio, Adult and 188 other categories.

2 Yahoo Ad Exchange is leading in Internet & Telecom, Web Hosting, Finance, Construction & Maintenance and 30 other categories.


1 Adtech is leading in most countries, including United States, France, Czech Republic, Germany and 139 other countries.

2 Yahoo Ad Exchange is leading in Taiwan, Malaysia, Philippines, Hong Kong and 18 other countries.