1958 Austin A 40 vs. 1991 Citroen ZX
To start off, 1991 Citroen ZX is newer by 33 year(s). Which means there will be less support and parts availability for 1958 Austin A 40. In addition, the cost of maintenance, including insurance, on 1958 Austin A 40 would be higher. At 1,360 cc (4 cylinders), 1991 Citroen ZX is equipped with a bigger engine. In terms of performance, 1991 Citroen ZX (75 HP @ 5800 RPM) has 40 more horse power than 1958 Austin A 40. (35 HP @ 4750 RPM) In normal driving conditions, 1991 Citroen ZX should accelerate faster than 1958 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1991 Citroen ZX weights approximately 239 kg more than 1958 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1958 Austin A 40 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 1958 Austin A 40. However, in wet, icy, snow, or gravel driving conditions, 1991 Citroen ZX, 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, 1991 Citroen ZX (110 Nm @ 3400 RPM) has 42 more torque (in Nm) than 1958 Austin A 40. (68 Nm @ 2000 RPM). This means 1991 Citroen ZX will have an easier job in driving up hills or pulling heavy equipment than 1958 Austin A 40.
Compare all specifications:
| 1958 Austin A 40 | 1991 Citroen ZX | |
| Make | Austin | Citroen |
| Model | A 40 | ZX |
| Year Released | 1958 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 948 cc | 1360 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 35 HP | 75 HP |
| Engine RPM | 4750 RPM | 5800 RPM |
| Torque | 68 Nm | 110 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Bore Size | 62.9 mm | 75 mm |
| Engine Stroke Size | 76.2 mm | 77 mm |
| Engine Compression Ratio | 8.3:1 | 9.3:1 |
| Top Speed | 113 km/hour | 167 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 761 kg | 1000 kg |
| Vehicle Length | 3670 mm | 4070 mm |
| Vehicle Width | 1520 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1410 mm |
| Wheelbase Size | 2130 mm | 2550 mm |
| Fuel Tank Capacity | 26 L | 56 L |
