1959 Austin A 135 vs. 1956 Rover P4
To start off, 1959 Austin A 135 is newer by 3 year(s). Which means there will be less support and parts availability for 1956 Rover P4. In addition, the cost of maintenance, including insurance, on 1956 Rover P4 would be higher. At 3,993 cc (6 cylinders), 1959 Austin A 135 is equipped with a bigger engine. In terms of performance, 1959 Austin A 135 (150 HP @ 4100 RPM) has 42 more horse power than 1956 Rover P4. (108 HP @ 4250 RPM). In normal driving conditions, 1959 Austin A 135 should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1959 Austin A 135 weights approximately 594 kg more than 1956 Rover P4. 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, 1959 Austin A 135 (308 Nm @ 2400 RPM) has 102 more torque (in Nm) than 1956 Rover P4. (206 Nm @ 2500 RPM). This means 1959 Austin A 135 will have an easier job in driving up hills or pulling heavy equipment than 1956 Rover P4. 1956 Rover P4 has automatic transmission and 1959 Austin A 135 has manual transmission. 1959 Austin A 135 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1956 Rover P4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1959 Austin A 135 | 1956 Rover P4 | |
| Make | Austin | Rover |
| Model | A 135 | P4 |
| Year Released | 1959 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 3993 cc | 2638 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 108 HP |
| Engine RPM | 4100 RPM | 4250 RPM |
| Torque | 308 Nm | 206 Nm |
| Torque RPM | 2400 RPM | 2500 RPM |
| Engine Bore Size | 87.3 mm | 73 mm |
| Engine Stroke Size | 111.1 mm | 105 mm |
| Engine Compression Ratio | 7.6:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2080 kg | 1486 kg |
| Vehicle Length | 5110 mm | 4530 mm |
| Vehicle Width | 1860 mm | 1670 mm |
| Vehicle Height | 1680 mm | 1320 mm |
| Wheelbase Size | 3100 mm | 2830 mm |
| Fuel Tank Capacity | 34 L | 52 L |
