2007 Citroen C4 vs. 2009 BMW 545
To start off, 2009 BMW 545 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Citroen C4. In addition, the cost of maintenance, including insurance, on 2007 Citroen C4 would be higher. At 4,398 cc (8 cylinders), 2009 BMW 545 is equipped with a bigger engine. In terms of performance, 2009 BMW 545 (328 HP @ 6100 RPM) has 190 more horse power than 2007 Citroen C4. (138 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 545 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 545 weights approximately 642 kg more than 2007 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 545 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 2009 BMW 545. However, in wet, icy, snow, or gravel driving conditions, 2007 Citroen C4, 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 BMW 545 (450 Nm @ 3600 RPM) has 250 more torque (in Nm) than 2007 Citroen C4. (200 Nm @ 4000 RPM). This means 2009 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2007 Citroen C4 | 2009 BMW 545 | |
| Make | Citroen | BMW |
| Model | C4 | 545 |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 328 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 200 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 201 km/hour | 250 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 6.1 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1063 kg | 1705 kg |
| Vehicle Length | 4270 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2890 mm |
| Fuel Consumption Overall | 8.1 L/100km | 11 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
