Popcorn Metrics is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vizu has better usage coverage in more websites categories. Including People & Society, News & Media, Arts & Entertainment, Technology News and 64 other categories.
Popcorn Metrics is leading in Business & Industry, Shopping, Travel, Tourism and 22 other categories.
Popcorn Metrics is leading in most countries, including United States, Australia, United Kingdom, France and 17 other countries.
Vizu is leading in Indonesia, Brazil, Argentina, Philippines and 6 other countries.