1955 Austin A 40 vs. 1954 Rover P4
To start off, 1955 Austin A 40 is newer by 1 year(s). Which means there will be less support and parts availability for 1954 Rover P4. In addition, the cost of maintenance, including insurance, on 1954 Rover P4 would be higher. At 2,230 cc (6 cylinders), 1954 Rover P4 is equipped with a bigger engine. In terms of performance, 1954 Rover P4 (80 HP @ 4500 RPM) has 39 more horse power than 1955 Austin A 40. (41 HP @ 4500 RPM) In normal driving conditions, 1954 Rover P4 should accelerate faster than 1955 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1954 Rover P4 weights approximately 454 kg more than 1955 Austin A 40. 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, 1954 Rover P4 (153 Nm @ 1750 RPM) has 74 more torque (in Nm) than 1955 Austin A 40. (79 Nm @ 2400 RPM). This means 1954 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 1955 Austin A 40.
Compare all specifications:
| 1955 Austin A 40 | 1954 Rover P4 | |
| Make | Austin | Rover |
| Model | A 40 | P4 |
| Year Released | 1955 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 2230 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 41 HP | 80 HP |
| Engine RPM | 4500 RPM | 4500 RPM |
| Torque | 79 Nm | 153 Nm |
| Torque RPM | 2400 RPM | 1750 RPM |
| Engine Compression Ratio | 7.2:1 | 7.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1030 kg | 1484 kg |
| Vehicle Length | 4130 mm | 4540 mm |
| Vehicle Width | 1570 mm | 1670 mm |
| Vehicle Height | 1570 mm | 1630 mm |
| Wheelbase Size | 2530 mm | 2830 mm |
| Fuel Tank Capacity | 54 L | 52 L |
