Decibel Insight is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Decibel Insight has better usage coverage in more websites categories. Including Business & Industry, Shopping, Internet & Telecom, Health and 80 other categories.
Observer is leading in People & Society, Web Design, Photography, Animal Products & Service and 4 other categories.
Decibel Insight is leading in most countries, including United States, United Kingdom, France, Australia and 50 other countries.
Observer is leading in Russia and Norway.