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, Tremor Media 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 57 other categories.

2 Tremor Media is leading in News & Media, Nutrition, Adult, Online and 11 other categories.

Geography

1 GroupM Server is leading in most countries, including Germany, Poland, Denmark, United Kingdom and 42 other countries.

2 Tremor Media is leading in United States, Tuvalu, Japan, Tokelau and 5 other countries.