1991 Acura NSX vs. 1956 Rover P4
To start off, 1991 Acura NSX is newer by 35 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 2,976 cc (6 cylinders), 1991 Acura NSX is equipped with a bigger engine. In terms of performance, 1991 Acura NSX (271 HP @ 7300 RPM) has 163 more horse power than 1956 Rover P4. (108 HP @ 4250 RPM). In normal driving conditions, 1991 Acura NSX should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1956 Rover P4 weights approximately 78 kg more than 1991 Acura NSX.
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, 1991 Acura NSX (284 Nm @ 5400 RPM) has 78 more torque (in Nm) than 1956 Rover P4. (206 Nm @ 2500 RPM). This means 1991 Acura NSX will have an easier job in driving up hills or pulling heavy equipment than 1956 Rover P4.
Compare all specifications:
| 1991 Acura NSX | 1956 Rover P4 | |
| Make | Acura | Rover |
| Model | NSX | P4 |
| Year Released | 1991 | 1956 |
| Engine Position | Middle | Front |
| Engine Size | 2976 cc | 2636 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 271 HP | 108 HP |
| Engine RPM | 7300 RPM | 4250 RPM |
| Torque | 284 Nm | 206 Nm |
| Torque RPM | 5400 RPM | 2500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1370 kg | 1448 kg |
| Vehicle Length | 4420 mm | 4530 mm |
| Vehicle Width | 1820 mm | 1670 mm |
| Vehicle Height | 1180 mm | 1320 mm |
| Wheelbase Size | 2540 mm | 2830 mm |
