2003 Mercedes-Benz Viano vs. 2006 Smart Roadster
To start off, 2006 Smart Roadster is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz Viano would be higher. At 2,148 cc (4 cylinders), 2003 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz Viano (141 HP @ 3800 RPM) has 41 more horse power than 2006 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2003 Mercedes-Benz Viano should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz Viano weights approximately 1081 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, 2003 Mercedes-Benz Viano (344 Nm @ 1800 RPM) has 214 more torque (in Nm) than 2006 Smart Roadster. (130 Nm @ 2500 RPM). This means 2003 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster.
Compare all specifications:
| 2003 Mercedes-Benz Viano | 2006 Smart Roadster | |
| Make | Mercedes-Benz | Smart |
| Model | Viano | Roadster |
| Year Released | 2003 | 2006 |
| Body Type | Minivan | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 2148 cc | 696 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 141 HP | 100 HP |
| Engine RPM | 3800 RPM | 5250 RPM |
| Torque | 344 Nm | 130 Nm |
| Torque RPM | 1800 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 66.5 mm |
| Engine Stroke Size | 88.3 mm | 67 mm |
| Engine Compression Ratio | 18.0:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 174 km/hour | 190 km/hour |
| Drive Type | Rear | Rear |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2046 kg | 965 kg |
| Vehicle Length | 4750 mm | 3430 mm |
| Vehicle Width | 1910 mm | 1620 mm |
| Vehicle Height | 1880 mm | 1200 mm |
| Wheelbase Size | 3210 mm | 2370 mm |
| Fuel Consumption Overall | 8.6 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 80 L | 35 L |
