Market Share by Top Websites

1 Impresiones Web is leading in The Entire Web.

2 GroupM Server is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 Impresiones Web has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Adult, Music & Audio and 119 other categories.

2 GroupM Server is leading in Makes & Models, Automotive Industry, Newspapers, Nursery & Playroom and 10 other categories.

Geography

1 Impresiones Web is leading in most countries, including Spain, Mexico, Argentina, Peru and 39 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, United Kingdom and 19 other countries.