2007 BMW M6 vs. 2006 Smart Roadster
To start off, 2007 BMW M6 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2006 Smart Roadster would be higher. At 4,999 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP @ 7750 RPM) has 419 more horse power than 2006 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2007 BMW M6 should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 1055 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, 2007 BMW M6 (519 Nm @ 6100 RPM) has 409 more torque (in Nm) than 2006 Smart Roadster. (110 Nm @ 3000 RPM). This means 2007 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster. 2006 Smart Roadster has automatic transmission and 2007 BMW M6 has manual transmission. 2007 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Smart Roadster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW M6 | 2006 Smart Roadster | |
| Make | BMW | Smart |
| Model | M6 | Roadster |
| Year Released | 2007 | 2006 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4999 cc | 698 cc |
| Engine Cylinders | 10 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 500 HP | 81 HP |
| Engine RPM | 7750 RPM | 5250 RPM |
| Torque | 519 Nm | 110 Nm |
| Torque RPM | 6100 RPM | 3000 RPM |
| Engine Bore Size | 92 mm | 66.5 mm |
| Engine Stroke Size | 75.2 mm | 67 mm |
| Engine Compression Ratio | 12.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 249 km/hour | 175 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1940 kg | 885 kg |
| Vehicle Length | 4880 mm | 3430 mm |
| Vehicle Width | 1860 mm | 1620 mm |
| Vehicle Height | 1380 mm | 1200 mm |
| Wheelbase Size | 2790 mm | 2370 mm |
| Fuel Consumption Overall | 17 L/100km | 5.1 L/100km |
| Fuel Tank Capacity | 70 L | 35 L |
