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

Websites Categories

1 Advert Stream has better usage coverage in more websites categories. Including Arts & Entertainment, Games, People & Society, Internet & Telecom and 82 other categories.

2 GroupM Server is leading in Autos & Vehicles, Web Hosting, Health, Marketing & Advertising and 22 other categories.

Geography

1 Advert Stream is leading in most countries, including France, Montenegro, Belgium, Canada and 46 other countries.

2 GroupM Server is leading in Germany, Poland, Denmark, United Kingdom and 20 other countries.