2005 Mercedes-Benz SLK vs. 2006 Smart Roadster
To start off, 2006 Smart Roadster is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz SLK would be higher. At 3,491 cc (6 cylinders), 2005 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SLK (269 HP @ 4200 RPM) has 169 more horse power than 2006 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2005 Mercedes-Benz SLK should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SLK weights approximately 440 kg more than 2006 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Mercedes-Benz SLK (350 Nm) has 220 more torque (in Nm) than 2006 Smart Roadster. (130 Nm). This means 2005 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster.
Compare all specifications:
| 2005 Mercedes-Benz SLK | 2006 Smart Roadster | |
| Make | Mercedes-Benz | Smart |
| Model | SLK | Roadster |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 3491 cc | 696 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 269 HP | 100 HP |
| Engine RPM | 4200 RPM | 5250 RPM |
| Torque | 350 Nm | 130 Nm |
| Engine Bore Size | 93 mm | 66.5 mm |
| Engine Stroke Size | 86 mm | 67 mm |
| Engine Compression Ratio | 10.7:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1405 kg | 965 kg |
| Vehicle Length | 4090 mm | 3430 mm |
| Vehicle Width | 1790 mm | 1620 mm |
| Vehicle Height | 1300 mm | 1200 mm |
| Wheelbase Size | 2440 mm | 2370 mm |
| Fuel Consumption Overall | 11.2 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 70 L | 35 L |
