2004 BMW 645 vs. 2009 Citroen C6
To start off, 2009 Citroen C6 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 119 more horse power than 2009 Citroen C6. (209 HP @ 6000 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2009 Citroen C6.
Because 2004 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 2004 BMW 645. 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, 2004 BMW 645 (451 Nm @ 3600 RPM) has 161 more torque (in Nm) than 2009 Citroen C6. (290 Nm @ 3750 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C6. 2009 Citroen C6 has automatic transmission and 2004 BMW 645 has manual transmission. 2004 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW 645 | 2009 Citroen C6 | |
| Make | BMW | Citroen |
| Model | 645 | C6 |
| Year Released | 2004 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2946 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 | 451 Nm | 290 Nm |
| Torque RPM | 3600 RPM | 3750 RPM |
| Engine Bore Size | 92 mm | 87 mm |
| Engine Stroke Size | 82.7 mm | 82.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 230 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 10 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1815 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 | 12.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 72 L |
