MetriWeb is leading in Top 100K Sites and Top 1M Sites.
MetriWeb has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Career & Education, News & Media and 21 other categories.
PriceGrabber is leading in Business & Industry, Shopping, Computer & Electronics, Computer Hardware and 8 other categories.
MetriWeb is leading in most countries, including Belgium, France, Luxembourg, Netherlands and 3 other countries.
PriceGrabber is leading in United States, Canada and United Kingdom.