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 News & Media, Arts & Entertainment, E-commerce & Shopping, Food & Drink and 19 other categories.

2 Nielsen NetRatings is leading in Games.


1 Nielsen NetRatings is leading in most countries, including United States, Italy, Russia, Australia and 106 other countries.

2 Gemius is leading in Poland, Hungary, Turkey, Czech Republic and 61 other countries.