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, Optimatic is clearly lagging behind, losing to GroupM Server in all segments.

Websites Categories

1 GroupM Server has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Internet & Telecom and 58 other categories.

2 Optimatic is leading in Online, Technology News, Home & Garden, Finance and 16 other categories.

Geography

1 GroupM Server is leading in most countries, including Germany, Poland, Denmark, United Kingdom and 43 other countries.

2 Optimatic is leading in United States, Venezuela, Thailand, Indonesia and 8 other countries.