Top speed: 6 of 6 variants rated.
Smart roadster-coupé 74kW Brabus tops the Smart roadster ranking by Top speed, at 195 km/h (121 mph).
Across 6 ranked variants, Top speed spans from 160 km/h (99 mph) to 195 km/h (121 mph).
| # | Variant | Year | Body | Fuel | Top speed |
|---|---|---|---|---|---|
| 1 | Smart roadster-coupé 74kW Brabus | 2004 | Convertible | Petrol | 195 km/h (121 mph) |
| 2 | Smart roadster 74kW Brabus | 2004 | Convertible | Petrol | 190 km/h (118 mph) |
| 3 | Smart roadster-coupé 60kW | 2003 | Convertible | Petrol | 180 km/h (112 mph) |
| 4 | Smart roadster 60kW Affection | 2004 | Convertible | Petrol | 175 km/h (109 mph) |
| 5 | Smart roadster 60kW | 2003 | Convertible | Petrol | 175 km/h (109 mph) |
| 6 | Smart roadster 45kW+1 | 2003 | Convertible | Petrol | 160 km/h (99 mph) |