Market Share by Top Websites

1 Gemius is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Nielsen NetRatings is clearly lagging behind, losing to Gemius in all segments.

Websites Categories

1 Gemius has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Internet & Telecom, News & Media and 18 other categories.

2 Nielsen NetRatings is leading in Business & Industry, Food & Drink and Beauty & Fitness.

Geography

1 Nielsen NetRatings is leading in most countries, including United States, Italy, Australia, United Kingdom and 115 other countries.

2 Gemius is leading in Poland, Hungary, Turkey, Czech Republic and 60 other countries.