Decibel Insight is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Yahoo Search Marketing Analytics has better usage coverage in more websites categories. Including Business & Industry, Shopping, Internet & Telecom, Arts & Entertainment and 63 other categories.
Decibel Insight is leading in Travel, Autos & Vehicles, Marketing & Advertising, Software and 40 other categories.
Decibel Insight is leading in most countries, including United States, United Kingdom, Sweden, France and 42 other countries.
Yahoo Search Marketing Analytics is leading in Japan, Taiwan, Korea Republic, Hong Kong and 16 other countries.