How many album sell does outkast has?

Outkast, the iconic American hip hop group has sold over 25 million albums worldwide. Their discography consists of six studio albums, two compilation albums, two live albums, two soundtrack albums, and numerous singles. The group's most successful album to date is "Speakerboxxx/The Love Below", released in 2003, which sold over 11 million copies worldwide. Their other successful albums include "Aquemini" (1998), "Stankonia" (2000), and "Idlewild" (2006), all of which have sold multiple millions of copies.