2009 BMW 635 vs. 2007 Citroen C4
To start off, 2009 BMW 635 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 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 171 more horse power than 2007 Citroen C4. (111 HP @ 4000 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 2007 Citroen C4.
Because 2009 BMW 635 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 635. 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 635 (580 Nm @ 1750 RPM) has 340 more torque (in Nm) than 2007 Citroen C4. (240 Nm @ 4000 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4. 2009 BMW 635 has automatic transmission and 2007 Citroen C4 has manual transmission. 2007 Citroen C4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 2007 Citroen C4 | |
| Make | BMW | Citroen |
| Model | 635 | C4 |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1560 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 282 HP | 111 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 580 Nm | 240 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 75 mm |
| Engine Stroke Size | 90 mm | 88.3 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 192 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 11.2 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4830 mm | 4270 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1460 mm |
| Wheelbase Size | 2790 mm | 2610 mm |
| Fuel Consumption Overall | 7.4 L/100km | 4.7 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
