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, Conviva 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 51 other categories.

2 Conviva is leading in News & Media, TV & Video, Finance, Investing and 16 other categories.


1 GroupM Server is leading in most countries, including Poland, Germany, Denmark, Spain and 28 other countries.

2 Conviva is leading in United States, Belgium, Canada, Turkey and 9 other countries.