Next Performance is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
WhosOn has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, Internet & Telecom, Travel and 102 other categories.
Next Performance is leading in Shopping, Clothing, Adult, Arts & Entertainment and 42 other categories.
WhosOn is leading in most countries, including United Kingdom, United States, India, Canada and 50 other countries.
Next Performance is leading in France, Brazil, Germany, Spain and 26 other countries.