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, Openstat is clearly lagging behind, losing to Nielsen NetRatings in all segments.
1
Nielsen NetRatings has better usage coverage in more websites categories. Including Games, Arts & Entertainment, News & Media, Sports and 15 other categories.
2
Openstat is leading in Vehicles, Heavy Industry & Engineering, Law & Government, Home & Garden and one other category.
1
Nielsen NetRatings is leading in most countries, including United States, Italy, Australia, United Kingdom and 138 other countries.
2
Openstat is leading in Russia, Ukraine, Belarus, Kazakhstan and 8 other countries.