2005 BMW X5 vs. 1979 Citroen CX
To start off, 2005 BMW X5 is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Citroen CX. In addition, the cost of maintenance, including insurance, on 1979 Citroen CX would be higher. At 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 108 more horse power than 1979 Citroen CX. (107 HP @ 5500 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1979 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 770 kg more than 1979 Citroen CX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Citroen CX. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 will offer significantly more control. 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 354 more torque (in Nm) than 1979 Citroen CX. (166 Nm @ 3250 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1979 Citroen CX.
Compare all specifications:
| 2005 BMW X5 | 1979 Citroen CX | |
| Make | BMW | Citroen |
| Model | X5 | CX |
| Year Released | 2005 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 107 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 520 Nm | 166 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Bore Size | 84 mm | 87.9 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 18.0:1 | 9.2:1 |
| Top Speed | 210 km/hour | 165 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2170 kg | 1400 kg |
| Vehicle Length | 4670 mm | 4970 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1720 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 3100 mm |
