Market Share by Top Websites

1 Quantcast is leading in The Entire Web.

2 DoubleClick Floodlight is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Music & Audio and 239 other categories.

2 DoubleClick Floodlight is leading in Book Retailers.

Geography

1 Quantcast is leading in most countries, including United States, British Indian Ocean Territory, Great Britain, Canada and 230 other countries.

2 DoubleClick Floodlight hasn't got a lead over Quantcast in any country.