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, Effective Measure 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 20 other categories.
2
Effective Measure hasn't got a lead over Nielsen NetRatings in any websites category.
1
Nielsen NetRatings is leading in most countries, including United States, Italy, Australia, United Kingdom and 140 other countries.
2
Effective Measure is leading in South Africa, Saudi Arabia, Egypt, Jordan and 3 other countries.