3DStats is leading in Top 100K Sites.
3DStats has better usage coverage in more websites categories. Including Business & Industry, Shopping, People & Society, Health and 73 other categories.
Observer is leading in Computer & Electronics, Internet & Telecom, Software, Marketing & Advertising and 11 other categories.
3DStats is leading in most countries, including United States, United Kingdom, Canada, Germany and 15 other countries.
Observer is leading in Russia, Australia, Japan, Czech Republic and 2 other countries.