1975 Porsche 930 vs. 1956 Rover P4
To start off, 1975 Porsche 930 is newer by 19 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 2,994 cc (6 cylinders), 1975 Porsche 930 is equipped with a bigger engine. In terms of performance, 1975 Porsche 930 (256 HP @ 5500 RPM) has 148 more horse power than 1956 Rover P4. (108 HP @ 4250 RPM). In normal driving conditions, 1975 Porsche 930 should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1956 Rover P4 weights approximately 346 kg more than 1975 Porsche 930.
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, 1975 Porsche 930 (351 Nm @ 3000 RPM) has 145 more torque (in Nm) than 1956 Rover P4. (206 Nm @ 2500 RPM). This means 1975 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1956 Rover P4. 1956 Rover P4 has automatic transmission and 1975 Porsche 930 has manual transmission. 1975 Porsche 930 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:
| 1975 Porsche 930 | 1956 Rover P4 | |
| Make | Porsche | Rover |
| Model | 930 | P4 |
| Year Released | 1975 | 1956 |
| Engine Position | Rear | Front |
| Engine Size | 2994 cc | 2638 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 256 HP | 108 HP |
| Engine RPM | 5500 RPM | 4250 RPM |
| Torque | 351 Nm | 206 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 95 mm | 73 mm |
| Engine Stroke Size | 70.4 mm | 105 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1140 kg | 1486 kg |
| Vehicle Length | 4300 mm | 4530 mm |
| Vehicle Width | 1780 mm | 1670 mm |
| Vehicle Height | 1320 mm | 1320 mm |
| Wheelbase Size | 2510 mm | 2830 mm |
