2007 BMW M vs. 2009 Citroen C6
To start off, 2009 Citroen C6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW M. In addition, the cost of maintenance, including insurance, on 2007 BMW M would be higher. At 3,245 cc (6 cylinders), 2007 BMW M is equipped with a bigger engine. In terms of performance, 2007 BMW M (330 HP @ 7900 RPM) has 162 more horse power than 2009 Citroen C6. (168 HP @ 4000 RPM). In normal driving conditions, 2007 BMW M should accelerate faster than 2009 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C6 weights approximately 410 kg more than 2007 BMW M.
Because 2007 BMW M is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 BMW M. However, in wet, icy, snow, or gravel driving conditions, 2009 Citroen C6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Citroen C6 (370 Nm @ 1500 RPM) has 15 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2009 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M.
Compare all specifications:
| 2007 BMW M | 2009 Citroen C6 | |
| Make | BMW | Citroen |
| Model | M | C6 |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 2179 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 330 HP | 168 HP |
| Engine RPM | 7900 RPM | 4000 RPM |
| Torque | 355 Nm | 370 Nm |
| Torque RPM | 4900 RPM | 1500 RPM |
| Engine Bore Size | 87 mm | 85 mm |
| Engine Stroke Size | 91 mm | 96 mm |
| Engine Compression Ratio | 11.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 217 km/hour |
| Acceleration 0-100mph | 5 seconds | 10.3 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1895 kg |
| Vehicle Length | 4120 mm | 4910 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2910 mm |
| Fuel Consumption Overall | 12.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 55 L | 72 L |
