Bluemetrix is leading in 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.
Zeta Search is leading in Internet & Telecom, Finance, Health, Online Marketing and 7 other categories.
Bluemetrix is leading in most countries, including Japan, United Kingdom, Ireland, Russia and 24 other countries.
Zeta Search is leading in United States, Canada, Malta and Slovenia.