2007 BMW Z4 vs. 2003 Citroen C5
To start off, 2007 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Citroen C5. In addition, the cost of maintenance, including insurance, on 2003 Citroen C5 would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (255 HP @ 6600 RPM) has 141 more horse power than 2003 Citroen C5. (114 HP @ 5500 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2003 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 108 kg more than 2003 Citroen C5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW Z4 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 Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 Citroen C5, 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, 2007 BMW Z4 (298 Nm @ 2750 RPM) has 138 more torque (in Nm) than 2003 Citroen C5. (160 Nm @ 4000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Citroen C5.
Compare all specifications:
| 2007 BMW Z4 | 2003 Citroen C5 | |
| Make | BMW | Citroen |
| Model | Z4 | C5 |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1749 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 114 HP |
| Engine RPM | 6600 RPM | 5500 RPM |
| Torque | 298 Nm | 160 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Compression Ratio | 10.7:1 | 11.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1398 kg | 1290 kg |
| Vehicle Length | 4100 mm | 4850 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1300 mm | 1520 mm |
| Wheelbase Size | 2500 mm | 2760 mm |
| Fuel Tank Capacity | 55 L | 66 L |
