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

Websites Categories

1 AdvertPro has better usage coverage in more websites categories. Including Business & Industry, Adult, News & Media, Real Estate and 73 other categories.

2 GroupM Server is leading in Arts & Entertainment, People & Society, Internet & Telecom, Shopping and 32 other categories.

Geography

1 AdvertPro is leading in most countries, including United States, South Africa, Norway, Turkey and 35 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Italy and 21 other countries.