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, SiteMeter is clearly lagging behind, losing to Nielsen NetRatings in all segments.

Websites Categories

1 SiteMeter has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Religion & Spirituality, Shopping and 187 other categories.

2 Nielsen NetRatings is leading in Business & Industry, News & Media, Marketing & Advertising, Autos & Vehicles and 36 other categories.


1 SiteMeter is leading in most countries, including Indonesia, Brazil, United Kingdom, Canada and 125 other countries.

2 Nielsen NetRatings is leading in Italy, United States, Australia, Russia and 54 other countries.