After last week’s list of the top 20 best-selling singles of 2020, here is the top 20 best-selling albums list.
| Rank | Title | Artist |
| 20 | Legend | Bob Marley & The Wailers |
| 19 | Gold – Greatest Hits | Abba |
| 18 | Chromatica | Lady GaGa |
| 17 | Legends Never Die | Juice WRLD |
| 16 | Rumours (35th Anniversary Edition) | Fleetwood Mac |
| 15 | High Expectations | Mabel |
| 14 | Hollywood’s Bleeding | Post Malone |
| 13 | ÷ | Ed Sheeran |
| 12 | Music to Be Murdered By | Eminem |
| 11 | Folklore | Taylor Swift |
| 10 | 50 Years – Don’t Stop | Fleetwood Mac |
| 9 | Greatest Hits | Queen |
| 8 | Diamonds | Elton John |
| 7 | Shoot for The Stars Aim for The Moon | Pop Smoke |
| 6 | Collaborations Project | Ed Sheeran |
| 5 | Heavy Is the Head | Stormzy |
| 4 | When We All Fall Asleep Where Do We Go? | Billie Eilish |
| 3 | Future | NOSTALGIA |
| 2 | Fine Line | Harry Styles |
| 1 | Divinely Uninspired to A Hellish Extent | Lewis Capaldi |