2009 BMW 135 vs. 1985 Citroen BX
To start off, 2009 BMW 135 is newer by 24 year(s). Which means there will be less support and parts availability for 1985 Citroen BX. In addition, the cost of maintenance, including insurance, on 1985 Citroen BX would be higher. At 2,979 cc (6 cylinders), 2009 BMW 135 is equipped with a bigger engine. In terms of performance, 2009 BMW 135 (302 HP @ 5800 RPM) has 244 more horse power than 1985 Citroen BX. (58 HP @ 4600 RPM). In normal driving conditions, 2009 BMW 135 should accelerate faster than 1985 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 135 weights approximately 330 kg more than 1985 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 135 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 2009 BMW 135. However, in wet, icy, snow, or gravel driving conditions, 1985 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, 2009 BMW 135 (400 Nm @ 1300 RPM) has 290 more torque (in Nm) than 1985 Citroen BX. (110 Nm @ 2000 RPM). This means 2009 BMW 135 will have an easier job in driving up hills or pulling heavy equipment than 1985 Citroen BX.
Compare all specifications:
| 2009 BMW 135 | 1985 Citroen BX | |
| Make | BMW | Citroen |
| Model | 135 | BX |
| Year Released | 2009 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1761 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 58 HP |
| Engine RPM | 5800 RPM | 4600 RPM |
| Torque | 400 Nm | 110 Nm |
| Torque RPM | 1300 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 89.6 mm | 88 mm |
| Engine Compression Ratio | 10.2:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1320 kg | 990 kg |
| Vehicle Length | 4370 mm | 4240 mm |
| Vehicle Width | 1420 mm | 1680 mm |
| Vehicle Height | 1760 mm | 1350 mm |
| Wheelbase Size | 2670 mm | 2660 mm |
| Fuel Tank Capacity | 53 L | 80 L |
