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 57 other categories.
Meetrics is leading in Arts & Entertainment, Sports, News & Media, Music & Audio and 49 other categories.
Yahoo Search Marketing Analytics is leading in most countries, including United States, Japan, Korea Republic, Taiwan and 26 other countries.
Meetrics is leading in Germany, Poland, Austria, Russia and 14 other countries.