Blueshift is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Yahoo Search Marketing Analytics has better usage coverage in more websites categories. Including Business & Industry, Shopping, Internet & Telecom, Arts & Entertainment and 97 other categories.
Blueshift is leading in Coupons, Grants & Scholarships, Restaurants & Delivery, Domain Names & Register and 3 other categories.
Yahoo Search Marketing Analytics is leading in most countries, including United States, Japan, Korea Republic, Taiwan and 25 other countries.
Blueshift is leading in India, United Kingdom, Germany, Sweden and 9 other countries.