Market Share by Top Websites

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

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

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Games, Arts & Entertainment, Science & Education, News & Media and 9 other categories.

2 OneTrust is leading in Computers Electronics & Technology, Finance, Business & Consumer Services, Lifestyle and 7 other categories.

Geography

1 Quantcast is leading in most countries, including United States, France, Canada, Italy and 122 other countries.

2 OneTrust is leading in United Kingdom, Germany, Japan, Netherlands and 28 other countries.