Market Share by Top Websites

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

2 In terms of market share, Harren Media is clearly lagging behind, losing to AdvertServe in all segments.

Websites Categories

1 AdvertServe has better usage coverage in more websites categories. Including People & Society, Business & Industry, News & Media, Shopping and 108 other categories.

2 Harren Media is leading in Arts & Entertainment, TV & Video, Movies, Computer & Electronics and 14 other categories.

Geography

1 AdvertServe is leading in most countries, including United States, Russia, Turkey, United Kingdom and 58 other countries.

2 Harren Media is leading in Brazil, Argentina, Colombia, Taiwan and 9 other countries.