1956 Austin A 40 vs. 1991 Rover 100
To start off, 1991 Rover 100 is newer by 35 year(s). Which means there will be less support and parts availability for 1956 Austin A 40. In addition, the cost of maintenance, including insurance, on 1956 Austin A 40 would be higher. At 1,489 cc (4 cylinders), 1956 Austin A 40 is equipped with a bigger engine. In terms of performance, 1991 Rover 100 (102 HP @ 6000 RPM) has 53 more horse power than 1956 Austin A 40. (49 HP @ 4400 RPM) In normal driving conditions, 1991 Rover 100 should accelerate faster than 1956 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1956 Austin A 40 weights approximately 180 kg more than 1991 Rover 100.
Let's talk about torque, 1991 Rover 100 (135 Nm @ 5000 RPM) has 35 more torque (in Nm) than 1956 Austin A 40. (100 Nm @ 2100 RPM). This means 1991 Rover 100 will have an easier job in driving up hills or pulling heavy equipment than 1956 Austin A 40.
Compare all specifications:
| 1956 Austin A 40 | 1991 Rover 100 | |
| Make | Austin | Rover |
| Model | A 40 | 100 |
| Year Released | 1956 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1489 cc | 1396 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 49 HP | 102 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 100 Nm | 135 Nm |
| Torque RPM | 2100 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1050 kg | 870 kg |
| Vehicle Length | 4130 mm | 3530 mm |
| Vehicle Width | 1570 mm | 1570 mm |
| Vehicle Height | 1570 mm | 1380 mm |
