Market Share by Top Websites

1 Nielsen Display Ads is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Tailsweep is clearly lagging behind, losing to Nielsen Display Ads in all segments.

Websites Categories

1 Nielsen Display Ads has better usage coverage in more websites categories. Including Arts & Entertainment, Business & Industry, Autos & Vehicles, Internet & Telecom and 199 other categories.

2 Tailsweep is leading in People & Society, Science, Social Sciences, Fashion & Modeling and 5 other categories.

Geography

1 Nielsen Display Ads is leading in most countries, including France, United States, Germany, United Kingdom and 165 other countries.

2 Tailsweep is leading in Sweden and Malta.