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 Despite its recent growth, is still behind Nielsen NetRatings in all market share segments.

Websites Categories

1 Nielsen NetRatings has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Marketing & Advertising, People & Society and 219 other categories.

2 is leading in Baseball, Vegetarian & Vegan, College & University Press and Nudism.


1 Nielsen NetRatings is leading in most countries, including Italy, United States, Australia, Spain and 164 other countries.

2 is leading in Palestinian, Iceland, Cayman Islands, Northern Mariana Islands and 3 other countries.