2008 Smart Roadster vs. 2013 BMW 5 Series
To start off, 2013 BMW 5 Series is newer by 5 year(s). Which means there will be less support and parts availability for 2008 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2008 Smart Roadster would be higher. At 4,395 cc (8 cylinders), 2013 BMW 5 Series is equipped with a bigger engine.
Because 2013 BMW 5 Series is all wheel drive (AWD), it will have significant more traction and grip than 2008 Smart Roadster. In wet, icy, snow, or gravel driving conditions, 2013 BMW 5 Series will offer significantly more control. 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, 2013 BMW 5 Series (651 Nm @ 4500 RPM) has 541 more torque (in Nm) than 2008 Smart Roadster. (110 Nm @ 3000 RPM). This means 2013 BMW 5 Series will have an easier job in driving up hills or pulling heavy equipment than 2008 Smart Roadster.
Compare all specifications:
| 2008 Smart Roadster | 2013 BMW 5 Series | |
| Make | Smart | BMW |
| Model | Roadster | 5 Series |
| Year Released | 2008 | 2013 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Rear | Front |
| Engine Size | 698 cc | 4395 cc |
| Engine Cylinders | 3 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 0 HP | 439 HP |
| Torque | 110 Nm | 651 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 175 km/hour | 240 km/hour |
| Acceleration 0-100mph | 10.9 seconds | 5.4 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 3430 mm | 4999 mm |
| Vehicle Width | 1620 mm | 2132 mm |
| Vehicle Height | 1200 mm | 1559 mm |
| Wheelbase Size | 2370 mm | 3070 mm |
| Fuel Tank Capacity | 35 L | 70 L |
