| SMART FORTWO Cabrio (451) electric drive (451.490, 451.491) | 2010-12 - 2012-12 | 20kW / 27HP |
| SMART FORTWO Cabrio (451) electric drive (451.491) | 2009-11 - 2011-12 | 30kW / 41HP |
| SMART FORTWO Cabrio (451) electric drive (451.490) | 2011-12 - 2012-12 | 35kW / 48HP |
| SMART FORTWO Cabrio (451) electric drive (451.490, 451.491) | 2013-01 - | 55kW / 75HP |
| SMART FORTWO Cabrio (451) electric drive Brabus (451.492) | 2013-01 - | 60kW / 82HP |
| SMART FORTWO Cabrio (451) 1.0 (451.431, 451.480) | 2007-01 - | 52kW / 71HP |
| SMART FORTWO Cabrio (451) 1.0 Turbo (451.432) | 2007-01 - | 62kW / 84HP |
| SMART FORTWO Cabrio (451) 1.0 Brabus (451.433) | 2008-01 - | 72kW / 98HP |
| SMART FORTWO Cabrio (451) 1.0 Turbo Brabus (451.433) | 2010-07 - | 75kW / 102HP |
| SMART FORTWO Cabrio (451) 1.0 Brabus | 2012-04 - | 88kW / 120HP |
| SMART FORTWO Cabrio (451) 0.8 CDi (451.400) | 2007-01 - | 33kW / 45HP |
| SMART FORTWO Cabrio (451) 0.8 CDi (451.401) | 2009-08 - | 40kW / 54HP |