1964 Austin A 90 vs. 1957 Riley 1.5
To start off, 1964 Austin A 90 is newer by 7 year(s). Which means there will be less support and parts availability for 1957 Riley 1.5. In addition, the cost of maintenance, including insurance, on 1957 Riley 1.5 would be higher. At 2,912 cc (6 cylinders), 1964 Austin A 90 is equipped with a bigger engine. In terms of performance, 1964 Austin A 90 (120 HP @ 4750 RPM) has 57 more horse power than 1957 Riley 1.5. (63 HP @ 5000 RPM). In normal driving conditions, 1964 Austin A 90 should accelerate faster than 1957 Riley 1.5. With that said, vehicle weight also plays an important factor in acceleration. 1964 Austin A 90 weights approximately 637 kg more than 1957 Riley 1.5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Austin A 90 (221 Nm @ 2750 RPM) has 109 more torque (in Nm) than 1957 Riley 1.5. (112 Nm @ 2500 RPM). This means 1964 Austin A 90 will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley 1.5.
Compare all specifications:
| 1964 Austin A 90 | 1957 Riley 1.5 | |
| Make | Austin | Riley |
| Model | A 90 | 1.5 |
| Year Released | 1964 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 1489 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 120 HP | 63 HP |
| Engine RPM | 4750 RPM | 5000 RPM |
| Torque | 221 Nm | 112 Nm |
| Torque RPM | 2750 RPM | 2500 RPM |
| Engine Bore Size | 83.4 mm | 73 mm |
| Engine Stroke Size | 88.9 mm | 88.9 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1572 kg | 935 kg |
| Vehicle Length | 4780 mm | 3890 mm |
| Vehicle Width | 1750 mm | 1560 mm |
| Vehicle Height | 1540 mm | 1510 mm |
| Wheelbase Size | 2750 mm | 2190 mm |
| Fuel Tank Capacity | 34 L | 31 L |
