1987 Citroen BX vs. 2013 BMW M5
To start off, 2013 BMW M5 is newer by 26 year(s). Which means there will be less support and parts availability for 1987 Citroen BX. In addition, the cost of maintenance, including insurance, on 1987 Citroen BX would be higher. At 4,395 cc (10 cylinders), 2013 BMW M5 is equipped with a bigger engine. In terms of performance, 2013 BMW M5 (493 HP @ 7750 RPM) has 333 more horse power than 1987 Citroen BX. (160 HP @ 6500 RPM) In normal driving conditions, 2013 BMW M5 should accelerate faster than 1987 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW M5 weights approximately 747 kg more than 1987 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW M5 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 2013 BMW M5. However, in wet, icy, snow, or gravel driving conditions, 1987 Citroen BX, 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, 2013 BMW M5 (519 Nm @ 6100 RPM) has 339 more torque (in Nm) than 1987 Citroen BX. (180 Nm @ 5000 RPM). This means 2013 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen BX.
Compare all specifications:
| 1987 Citroen BX | 2013 BMW M5 | |
| Make | Citroen | BMW |
| Model | BX | M5 |
| Year Released | 1987 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1905 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Horse Power | 160 HP | 493 HP |
| Engine RPM | 6500 RPM | 7750 RPM |
| Torque | 180 Nm | 519 Nm |
| Torque RPM | 5000 RPM | 6100 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 88 mm | 75 mm |
| Engine Compression Ratio | 10.4:1 | 10.0 :1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1073 kg | 1820 kg |
| Vehicle Length | 4250 mm | 4863 mm |
| Vehicle Width | 1680 mm | 1846 mm |
| Vehicle Height | 1370 mm | 1469 mm |
| Wheelbase Size | 2660 mm | 2889 mm |
