Market Share by Top Websites

1 DoubleClick Floodlight is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, Nielsen NetRatings is still behind DoubleClick Floodlight in all market share segments.

Websites Categories

1 Nielsen NetRatings has better usage coverage in more websites categories. Including Business & Industry, Marketing & Advertising, Arts & Entertainment, People & Society and 118 other categories.

2 DoubleClick Floodlight is leading in Autos & Vehicles, Car Buying, Travel, Shopping and 107 other categories.

Geography

1 DoubleClick Floodlight is leading in most countries, including United States, United Kingdom, Canada, France and 139 other countries.

2 Nielsen NetRatings is leading in Italy, Spain, Bulgaria, Greece and 37 other countries.