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 110 other categories.
Next Performance is leading in Shopping, Clothing, Sports, Products & Shopping and 24 other categories.
WhosOn is leading in most countries, including United Kingdom, United States, Canada, Ireland and 56 other countries.
Next Performance is leading in France, Brazil, Spain, Germany and 7 other countries.