Alooma is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
w3roi has better usage coverage in more websites categories. Including Internet & Telecom, Business & Industry, Computer & Electronics, Health and 29 other categories.
Alooma is leading in Clothing.
w3roi is leading in most countries, including United States, China, Canada, India and 9 other countries.
Alooma is leading in Germany, Poland and Australia.