2006 BMW 645 vs. 2012 Citroen C6
To start off, 2012 Citroen C6 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 119 more horse power than 2012 Citroen C6. (209 HP @ 6000 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2012 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2012 Citroen C6 weights approximately 5 kg more than 2006 BMW 645.
Because 2006 BMW 645 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 2006 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2012 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 160 more torque (in Nm) than 2012 Citroen C6. (290 Nm @ 3750 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2012 Citroen C6.
Compare all specifications:
| 2006 BMW 645 | 2012 Citroen C6 | |
| Make | BMW | Citroen |
| Model | 645 | C6 |
| Year Released | 2006 | 2012 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 209 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 450 Nm | 290 Nm |
| Torque RPM | 3600 RPM | 3750 RPM |
| Engine Compression Ratio | 10.0:1 | 10.9:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 230 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 10 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1810 kg | 1815 kg |
| Vehicle Length | 4830 mm | 4910 mm |
| Vehicle Width | 1860 mm | 1870 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2790 mm | 2910 mm |
| Fuel Consumption Overall | 13.3 L/100km | 11.2 L/100km |
