What is best selling album?

Here is the list of best selling albums based on different sources.

According to the International Federation of the Phonographic Industry (IFPI):

- Thriller by Michael Jackson

- Estimated sales: 66 million copies

- Released in 1982, Thriller is the best-selling album of all time, surpassing a staggering 66 million units sold worldwide. It is certified Diamond by the Recording Industry Association of America (RIAA) for sales of over 33 million copies in the United States alone. The album's massive success propelled Michael Jackson's career to unprecedented heights and solidified his status as the "King of Pop" globally.

- Back in Black by AC/DC

- Estimated sales: 50 million copies

- Released in 1980, Back in Black continues to be one of the best-selling albums, with estimated sales of 50 million copies. It is a tribute to the late Bon Scott, the original lead singer of AC/DC, who passed away in 1980. This record is an enduring example of the band's enduring impact on rock music, characterized by anthems such as "Hells Bells" and "Back in Black."

- The Dark Side of the Moon by Pink Floyd

- Estimated sales: 45 million copies

- Released in 1973, Pink Floyd's iconic album The Dark Side of the Moon has retained its status as one of the best-selling albums of all time. It is notable for its exploration of philosophical and existential themes, and is revered for its experimental music techniques and intricate compositions. The album has been consistently ranked among the best albums of all time by various publications.

According to the Guinness World Records:

- Thriller by Michael Jackson

- Guinness World Record holder for best-selling album of all time

- Estimated sales: 66 million copies

- Michael Jackson's Thriller remains at the top of the list as the best-selling album of all time according to Guinness World Records, with an estimated sales figure of 66 million copies.

- Greatest Hits I & II by The Eagles

- Estimated sales: 42 million copies

- Released in 1971 and 1979, The Eagles' compilation album Greatest Hits I & II achieved remarkable success. It is one of the best-selling albums of all time, with an estimated 42 million copies sold worldwide. The iconic tracks from the band's early career, including "Hotel California" and "Desperado," contributed significantly to the album's popularity and lasting impact on music.

Please note that these figures are based on estimates and may vary slightly across different sources.