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

Websites Categories

1 ClustrMaps has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Religion & Spirituality, News & Media and 152 other categories.

2 Nielsen NetRatings is leading in Business & Industry, Marketing & Advertising, Food & Drink, Shopping and 70 other categories.

Geography

1 ClustrMaps is leading in most countries, including United States, Russia, Indonesia, Brazil and 150 other countries.

2 Nielsen NetRatings is leading in Italy, Australia, Bulgaria, Hong Kong and 29 other countries.