2007 BMW X5 vs. 1990 Citroen BX
To start off, 2007 BMW X5 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Citroen BX. In addition, the cost of maintenance, including insurance, on 1990 Citroen BX would be higher. At 2,993 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (201 HP @ 4000 RPM) has 78 more horse power than 1990 Citroen BX. (123 HP @ 5500 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1990 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 979 kg more than 1990 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 X5 (480 Nm @ 2000 RPM) has 307 more torque (in Nm) than 1990 Citroen BX. (173 Nm @ 4500 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1990 Citroen BX. 2007 BMW X5 has automatic transmission and 1990 Citroen BX has manual transmission. 1990 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 1990 Citroen BX | |
| Make | BMW | Citroen |
| Model | X5 | BX |
| Year Released | 2007 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 201 HP | 123 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 480 Nm | 173 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 88 mm | 88 mm |
| Engine Compression Ratio | 18.0:1 | 8.4:1 |
| Top Speed | 210 km/hour | 185 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2114 kg | 1135 kg |
| Vehicle Length | 4670 mm | 4240 mm |
| Vehicle Width | 1720 mm | 1670 mm |
| Vehicle Height | 1880 mm | 1370 mm |
| Wheelbase Size | 2830 mm | 2660 mm |
