Meetrics is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Meetrics has better usage coverage in more websites categories. Including Arts & Entertainment, Sports, Music & Audio, Business & Industry and 70 other categories.
w3roi is leading in Internet & Telecom, Online Marketing, Web Design, Weight Loss and 6 other categories.
Meetrics is leading in most countries, including Germany, Poland, Austria, Romania and 24 other countries.
w3roi is leading in China, Canada, Nicaragua and Philippines.