Market Share by Top Websites

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 89 other categories.

2 Open AdExchange is leading in Newspapers, Computer Hardware, Sports, Office Products and 3 other categories.

Geography

1 Vocus is leading in most countries, including United States, India, United Kingdom, Canada and 28 other countries.

2 Open AdExchange is leading in Denmark and Sweden.