Vocal superstar Adele has landed a new honour thanks to online retailer Amazon after her record-breaking album, '21', has been named its best-selling album ever. 

It scored the most most digital and physical sales on Amazon over the past 3 years and has beaten the likes of Mumford & Sons and Susan Boyle to the coveted No.1 position. 

Boyle's 'I Dreamed A Dream' came in at No.2, the cast of 'Wicked' are at No.3, and Robert Plant & Alison Krauss' 'Raising Sand' charted at No.4.

Other acts that appeared in the Top 10 include Taylor Swift at 6 with 'Fearless', Amy Winehouse with 'Back To Black' at No.7, and Coldplay with 'Viva la Vida or Death and All His Friends' at No.10. Adele featured on the chart for a second time at No.8 with her debut offering, '19'. 

Amazon.com's full list of best-selling albums ever can be seen below:

1. '21' - Adele
2. 'I Dreamed A Dream' - Susan Boyle
3. 'Wicked (2003 Original Broadway Cast)' - Stephen Schwartz
4. 'Raising Sand' - Robert Plant & Alison Krauss
5. 'Sigh No More' - Mumford & Sons
6. 'Fearless' - Taylor Swift
7. 'Back to Black' - Amy Winehouse
8. '19' - Adele
9. 'Taking the Long Way' - Dixie Chicks
10. 'Viva la Vida or Death and All His Friends' - Coldplay