Blueshift is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Blueshift has better usage coverage in more websites categories. Including Shopping, Business & Industry, Career & Education, Coupons and 21 other categories.
Marktest is leading in People & Society, Arts & Entertainment, Music & Audio, News & Media and 5 other categories.
Blueshift is leading in most countries, including India, United States, United Kingdom, Canada and 11 other countries.
Marktest is leading in Portugal.