Market Share by Top Websites

1 Vocus is leading in Top 100K Sites and Top 1M Sites.

2 In terms of market share, Open AdExchange is clearly lagging behind, losing to Vocus in all segments.

Websites Categories

1 Vocus has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, People & Society, News & Media and 87 other categories.

2 Open AdExchange is leading in Newspapers, Visual Arts & Design, Sports, Office Products and 4 other categories.

Geography

1 Vocus is leading in most countries, including United States, United Kingdom, Canada, Russia and 31 other countries.

2 Open AdExchange is leading in Denmark, Sweden and Thailand.