| Model | Date of manufacture | Power, kWt | Power HP | Volume cc | Type of construction |
|---|
| SMART CABRIO (450) 0.6 (S1OLA1, 450.441, 450.442, 450.443) | 03.2000 - 01.2004 | 40 | 55 | 599 | Convertible |
| SMART CABRIO (450) 0.8 CDI (S1OLC1, 450.401, 450.402, 450.403, 450.400) | 03.2001 - 01.2004 | 30 | 41 | 799 | Convertible |
| SMART CABRIO (450) 0.6 (S1OLD2, 450.452) | 01.2001 - 01.2004 | 45 | 61 | 599 | Convertible |
| SMART CABRIO (450) 0.7 (450.452, 450.432) | 01.2003 - 01.2004 | 45 | 61 | 698 | Convertible |
| SMART CABRIO (450) 0.7 (450.433) | 01.2003 - 01.2004 | 55 | 75 | 698 | Convertible |
| SMART CABRIO (450) 0.6 (450.432) | 06.2002 - 01.2004 | 52 | 71 | 599 | Convertible |
| SMART CABRIO (450) 0.7 (450.441, 450.442, 450.443) | 01.2001 - 01.2003 | 40 | 54 | 698 | Convertible |