1985 Citroen BX vs. 1978 Peugeot 504
To start off, 1985 Citroen BX is newer by 7 year(s). Which means there will be less support and parts availability for 1978 Peugeot 504. In addition, the cost of maintenance, including insurance, on 1978 Peugeot 504 would be higher. At 1,971 cc (4 cylinders), 1978 Peugeot 504 is equipped with a bigger engine. In terms of performance, 1978 Peugeot 504 (91 HP @ 5200 RPM) has 33 more horse power than 1985 Citroen BX. (58 HP @ 4600 RPM) In normal driving conditions, 1978 Peugeot 504 should accelerate faster than 1985 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 1978 Peugeot 504 weights approximately 340 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 1978 Peugeot 504 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 1978 Peugeot 504. 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, 1978 Peugeot 504 (160 Nm @ 3000 RPM) has 50 more torque (in Nm) than 1985 Citroen BX. (110 Nm @ 2000 RPM). This means 1978 Peugeot 504 will have an easier job in driving up hills or pulling heavy equipment than 1985 Citroen BX.
Compare all specifications:
| 1985 Citroen BX | 1978 Peugeot 504 | |
| Make | Citroen | Peugeot |
| Model | BX | 504 |
| Year Released | 1985 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1761 cc | 1971 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 58 HP | 91 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 110 Nm | 160 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 88 mm |
| Engine Stroke Size | 88 mm | 81 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 990 kg | 1330 kg |
| Vehicle Length | 4240 mm | 4810 mm |
| Vehicle Width | 1680 mm | 1700 mm |
| Vehicle Height | 1350 mm | 1560 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
