StackAdapt is leading in Top 100K Sites and Top 1M Sites.
StackAdapt has better usage coverage in more websites categories. Including Health, Business & Industry, Arts & Entertainment, Shopping and 22 other categories.
Visible Measures is leading in Software.
StackAdapt is leading in most countries, including United States, Canada, Egypt, Australia and 6 other countries.
Visible Measures hasn't got a lead over StackAdapt in any country.