2009 BMW 635 vs. 1985 Citroen BX
To start off, 2009 BMW 635 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 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 82 more horse power than 1985 Citroen BX. (200 HP @ 5250 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 1985 Citroen BX.
Because 1985 Citroen BX is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 635. In wet, icy, snow, or gravel driving conditions, 1985 Citroen BX 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, 2009 BMW 635 (580 Nm @ 1750 RPM) has 286 more torque (in Nm) than 1985 Citroen BX. (294 Nm @ 2750 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 1985 Citroen BX. 2009 BMW 635 has automatic transmission and 1985 Citroen BX has manual transmission. 1985 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 1985 Citroen BX | |
| Make | BMW | Citroen |
| Model | 635 | BX |
| Year Released | 2009 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2141 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 200 HP |
| Engine RPM | 4400 RPM | 5250 RPM |
| Torque | 580 Nm | 294 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Compression Ratio | 17.0:1 | 7.0:1 |
| Top Speed | 250 km/hour | 217 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4830 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Wheelbase Size | 2790 mm | 2660 mm |
