1991 Citroen BX vs. 1964 Porsche 904
To start off, 1991 Citroen BX is newer by 27 year(s). Which means there will be less support and parts availability for 1964 Porsche 904. In addition, the cost of maintenance, including insurance, on 1964 Porsche 904 would be higher. At 1,966 cc (4 cylinders), 1964 Porsche 904 is equipped with a bigger engine. In terms of performance, 1964 Porsche 904 (155 HP @ 6900 RPM) has 81 more horse power than 1991 Citroen BX. (74 HP @ 5600 RPM) In normal driving conditions, 1964 Porsche 904 should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 1991 Citroen BX weights approximately 250 kg more than 1964 Porsche 904.
Because 1964 Porsche 904 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 1964 Porsche 904. However, in wet, icy, snow, or gravel driving conditions, 1991 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, 1964 Porsche 904 (169 Nm @ 5000 RPM) has 58 more torque (in Nm) than 1991 Citroen BX. (111 Nm @ 3400 RPM). This means 1964 Porsche 904 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX.
Compare all specifications:
| 1991 Citroen BX | 1964 Porsche 904 | |
| Make | Citroen | Porsche |
| Model | BX | 904 |
| Year Released | 1991 | 1964 |
| Engine Position | Front | Middle |
| Engine Size | 1360 cc | 1966 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 74 HP | 155 HP |
| Engine RPM | 5600 RPM | 6900 RPM |
| Torque | 111 Nm | 169 Nm |
| Torque RPM | 3400 RPM | 5000 RPM |
| Engine Bore Size | 75.1 mm | 92 mm |
| Engine Stroke Size | 77 mm | 74 mm |
| Engine Compression Ratio | 10.2:1 | 9.8:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 900 kg | 650 kg |
| Vehicle Length | 4240 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1550 mm |
| Vehicle Height | 1370 mm | 1070 mm |
| Wheelbase Size | 2660 mm | 2310 mm |
