Market Share by Top Websites

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

2 In terms of market share, Six Apart Advertising 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 50 other categories.

2 Six Apart Advertising is leading in News & Media, Computer & Electronics, Humor, Technology News and 32 other categories.

Geography

1 GroupM Server is leading in most countries, including Poland, Germany, Denmark, United Kingdom and 27 other countries.

2 Six Apart Advertising is leading in United States, India, Bangladesh, Mexico and 2 other countries.