2004 BMW 645 vs. 1978 Citroen CX
To start off, 2004 BMW 645 is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Citroen CX. In addition, the cost of maintenance, including insurance, on 1978 Citroen CX 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 254 more horse power than 1978 Citroen CX. (74 HP @ 4250 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 1978 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 320 kg more than 1978 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1978 Citroen CX, 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 (450 Nm @ 3600 RPM) has 301 more torque (in Nm) than 1978 Citroen CX. (149 Nm @ 2000 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1978 Citroen CX.
Compare all specifications:
2004 BMW 645 | 1978 Citroen CX | |
Make | BMW | Citroen |
Model | 645 | CX |
Year Released | 2004 | 1978 |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2499 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 328 HP | 74 HP |
Engine RPM | 6100 RPM | 4250 RPM |
Torque | 450 Nm | 149 Nm |
Torque RPM | 3600 RPM | 2000 RPM |
Engine Bore Size | 92 mm | 93.1 mm |
Engine Stroke Size | 82.7 mm | 92 mm |
Fuel Type | Gasoline - Premium | Diesel |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1690 kg | 1370 kg |
Vehicle Length | 4830 mm | 4670 mm |
Vehicle Width | 1860 mm | 1770 mm |
Vehicle Height | 1380 mm | 1370 mm |
Wheelbase Size | 2830 mm | 2850 mm |
Fuel Tank Capacity | 70 L | 80 L |