Bluemetrix is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Bluemetrix has better usage coverage in more websites categories. Including Business & Industry, Real Estate, Shopping, Arts & Entertainment and 35 other categories.
w3roi is leading in Internet & Telecom, Health, Products & Shopping, Online Marketing and 13 other categories.
Bluemetrix is leading in most countries, including Japan, United Kingdom, Ireland, Indonesia and 29 other countries.
w3roi is leading in United States, China, India, Taiwan and one other country.