Bluemetrix is leading in Top 100K Sites and Top 1M Sites.
Vizu has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Technology News and 58 other categories.
Bluemetrix is leading in Business & Industry, Real Estate, Shopping, Travel and 27 other categories.
Bluemetrix is leading in most countries, including Japan, United Kingdom, Ireland, Russia and 36 other countries.
Vizu is leading in United States, India, Indonesia, Canada and 4 other countries.