| Vehicle | Engine volumecm3 | Engine model | Engine type | PowerkW/Hp | Release date | Details |
|---|---|---|---|---|---|---|
| One D | cm3 1364 | W17 D14 (1ND), 1ND | Diesel | kW/Hp 65/88 | 2003 - 2006 | |
| One | cm3 1598 | W10 B16 A, W10 B14 A | Petrol | kW/Hp 66/90 | 2001 - 2006 | |
| Cooper | cm3 1598 | W10 B16 A | Petrol | kW/Hp 85/116 | 2001 - 2006 | |
| S Works | cm3 1598 | W11 B16 A | Petrol | kW/Hp 149/203 | 2003 - 2005 | |
| Cooper S | cm3 1598 | W11 B16 A | Petrol | kW/Hp 120/163 | 2002 - 2006 | |
| One | cm3 1398 | W10 B16 A, W10 B14 A | Petrol | kW/Hp 55/75 | 2003 - 2006 | |
| John Cooper Works | cm3 1598 | W11 B16 A | Petrol | kW/Hp 160/218 | 2006 - 2006 | |
| One D | cm3 1364 | W17 D14 (1ND), 1ND | Diesel | kW/Hp 55/75 | 2003 - 2006 | |
| Works | cm3 1598 | W11 B16 A | Petrol | kW/Hp 155/210 | 2003 - 2006 | |
| Cooper S | cm3 1598 | W11 B16 A | Petrol | kW/Hp 125/170 | 2004 - 2006 |