Market Share by Top Websites

1 GroupM Server is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

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

Websites Categories

1 Vocus has better usage coverage in more websites categories. Including Business & Industry, News & Media, Health, Computer & Electronics and 71 other categories.

2 GroupM Server is leading in Arts & Entertainment, People & Society, Autos & Vehicles, Games and 28 other categories.

Geography

1 GroupM Server is leading in most countries, including Poland, Germany, Denmark, United Kingdom and 25 other countries.

2 Vocus is leading in United States, Canada, India, Russia and 23 other countries.