1991 Nissan 100 NX vs. 1956 Rover P4
To start off, 1991 Nissan 100 NX 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 2,636 cc (6 cylinders), 1956 Rover P4 is equipped with a bigger engine. In terms of performance, 1991 Nissan 100 NX (141 HP @ 6400 RPM) has 33 more horse power than 1956 Rover P4. (108 HP @ 4250 RPM). In normal driving conditions, 1991 Nissan 100 NX should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1956 Rover P4 weights approximately 313 kg more than 1991 Nissan 100 NX.
Let's talk about torque, 1956 Rover P4 (206 Nm @ 2500 RPM) has 24 more torque (in Nm) than 1991 Nissan 100 NX. (182 Nm @ 4800 RPM). This means 1956 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Nissan 100 NX.
Compare all specifications:
| 1991 Nissan 100 NX | 1956 Rover P4 | |
| Make | Nissan | Rover |
| Model | 100 NX | P4 |
| Year Released | 1991 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2636 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 141 HP | 108 HP |
| Engine RPM | 6400 RPM | 4250 RPM |
| Torque | 182 Nm | 206 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1135 kg | 1448 kg |
| Vehicle Length | 4140 mm | 4530 mm |
| Vehicle Width | 1690 mm | 1670 mm |
| Vehicle Height | 1320 mm | 1320 mm |
