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, Woopra is clearly lagging behind, losing to Nielsen NetRatings in all segments.
1
Nielsen NetRatings has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Marketing & Advertising, People & Society and 147 other categories.
2
Woopra is leading in Internet & Telecom, Computer & Electronics, Software, Photography and 73 other categories.
1
Woopra is leading in most countries, including Russia, United Kingdom, Brazil, Netherlands and 101 other countries.
2
Nielsen NetRatings is leading in Italy, United States, Bulgaria, Australia and 84 other countries.