Market Share by Top Websites

1 MediaMetrics is leading in Top 1M Sites and The Entire Web.

2 Reflektion is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Reflektion has better usage coverage in more websites categories. Including Lifestyle, Home & Garden, E-commerce & Shopping, Sports and 8 other categories.

2 MediaMetrics is leading in News & Media, Computers Electronics & Technology, Arts & Entertainment, Law & Government and 5 other categories.


1 Reflektion is leading in most countries, including United States, Canada, Germany, United Kingdom and 18 other countries.

2 MediaMetrics is leading in Russia, Azerbaijan, Ukraine, Kazakhstan and 17 other countries.