Meetrics 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, Health and 59 other categories.
Meetrics is leading in Arts & Entertainment, News & Media, Sports, Music & Audio and 48 other categories.
Yahoo Search Marketing Analytics is leading in most countries, including United States, Japan, Korea Republic, Taiwan and 30 other countries.
Meetrics is leading in Germany, Poland, Austria, Italy and 10 other countries.