Market Share by Top Websites

1 Facebook Domain Insights is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Quantcast is clearly lagging behind, losing to Facebook Domain Insights in all segments.

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Music & Audio and 185 other categories.

2 Facebook Domain Insights is leading in News & Media, Marketing & Advertising, Animation & Comics, Autos & Vehicles and 52 other categories.

Geography

1 Facebook Domain Insights is leading in most countries, including United States, Japan, Brazil, Russia and 224 other countries.

2 Quantcast is leading in British Indian Ocean Territory, Saint Helena, Belize, Kiribati and 6 other countries.