Market Share by Top Websites

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

2 CNZZ is leading in Top 1M Sites.

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Shopping and 21 other categories.

2 CNZZ hasn't got a lead over Quantcast in any websites category.


1 Quantcast is leading in most countries, including United States, Russia, United Kingdom, Canada and 205 other countries.

2 CNZZ is leading in China, Taiwan, Hong Kong, Macao and 4 other countries.