Bluemetrix is leading in Top 100K Sites and Top 1M Sites.
Bluemetrix has better usage coverage in more websites categories. Including Computers Electronics & Technology, Travel & Tourism, Business & Consumer Services, E-commerce & Shopping and 11 other categories.
w3roi is leading in Adult and Games.
Bluemetrix is leading in most countries, including Japan, United Kingdom, United States, China and 34 other countries.
w3roi is leading in Kyrgyzstan.