Market Share by Top Websites

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

2 In terms of market share, Webtrekk is clearly lagging behind, losing to Nielsen NetRatings in all segments.

Websites Categories

1 Nielsen NetRatings has better usage coverage in more websites categories. Including Business & Industry, Marketing & Advertising, Arts & Entertainment, Food & Drink and 220 other categories.

2 Webtrekk is leading in Banking, General Merchandise, Networking, Extreme Sports and 2 other categories.


1 Nielsen NetRatings is leading in most countries, including Italy, United States, Australia, Spain and 138 other countries.

2 Webtrekk is leading in Germany, Netherlands, Austria, Switzerland and 5 other countries.