1957 Austin A 35 vs. 1970 Riley 4
To start off, 1970 Riley 4 is newer by 13 year(s). Which means there will be less support and parts availability for 1957 Austin A 35. In addition, the cost of maintenance, including insurance, on 1957 Austin A 35 would be higher. At 1,622 cc (4 cylinders), 1970 Riley 4 is equipped with a bigger engine. In terms of performance, 1970 Riley 4 (67 HP @ 5000 RPM) has 33 more horse power than 1957 Austin A 35. (34 HP @ 4750 RPM) In normal driving conditions, 1970 Riley 4 should accelerate faster than 1957 Austin A 35. With that said, vehicle weight also plays an important factor in acceleration. 1970 Riley 4 weights approximately 458 kg more than 1957 Austin A 35. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1970 Riley 4 (120 Nm @ 2500 RPM) has 52 more torque (in Nm) than 1957 Austin A 35. (68 Nm @ 2000 RPM). This means 1970 Riley 4 will have an easier job in driving up hills or pulling heavy equipment than 1957 Austin A 35.
Compare all specifications:
| 1957 Austin A 35 | 1970 Riley 4 | |
| Make | Austin | Riley |
| Model | A 35 | 4 |
| Year Released | 1957 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 948 cc | 1622 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 34 HP | 67 HP |
| Engine RPM | 4750 RPM | 5000 RPM |
| Torque | 68 Nm | 120 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 62.9 mm | 76.2 mm |
| Engine Stroke Size | 76.2 mm | 88.9 mm |
| Engine Compression Ratio | 8.3:1 | 8.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 690 kg | 1148 kg |
| Vehicle Length | 3470 mm | 4540 mm |
| Vehicle Width | 1410 mm | 1620 mm |
| Vehicle Height | 1490 mm | 1510 mm |
| Wheelbase Size | 2030 mm | 2530 mm |
| Fuel Tank Capacity | 26 L | 45 L |
