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

Websites Categories

1 Shopzilla has better usage coverage in more websites categories. Including Shopping, People & Society, Arts & Entertainment, Business & Industry and 109 other categories.

2 GroupM Server is leading in Autos & Vehicles, Movies, Cooking & Recipes, TV & Video and 23 other categories.

Geography

1 Shopzilla is leading in most countries, including United States, Russia, Canada, India and 18 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Spain and 17 other countries.