When Kelly Clarkson sold 255,000 copies of All I Ever Wanted in the week that ended Sunday night, she lengthened her lead as the American Idol alumnus who has sold the most albums. This brings her career total to 9,836,000 albums. Still, it's probably just a matter of time until Carrie Underwood overtakes her. Underwood, the Season 4 champ, has already sold 9,408,000 albums. These two women are the only Idol alums who rank among the top 200 album sellers of the Nielsen/SoundScan era (which began in 1991). Clarkson is #187 on the list. Underwood ranks #198. In all, eight Idol contestants have sold 1 million or more albums so far in their careers. Fifteen have sold 500,000 or more.
The best-selling individual album by an Idol alum is Underwood's Some Hearts, which has sold 6,720,000 copies since its release in November 2005. It edges out Clarkson's Breakaway, which has sold 6,056,000 copies. (Oddly, neither album made #1 on The Billboard 200. Some Hearts peaked at #2. Breakaway reachedRead More »from Chart Watch Extra: The American Idol Alumni Association