1955 Jensen Interceptor vs. 1957 Rover P4
To start off, 1957 Rover P4 is newer by 2 year(s). Which means there will be less support and parts availability for 1955 Jensen Interceptor. In addition, the cost of maintenance, including insurance, on 1955 Jensen Interceptor would be higher. At 3,993 cc (6 cylinders), 1955 Jensen Interceptor is equipped with a bigger engine. In terms of performance, 1955 Jensen Interceptor (129 HP @ 3700 RPM) has 59 more horse power than 1957 Rover P4. (70 HP @ 4500 RPM). In normal driving conditions, 1955 Jensen Interceptor should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1955 Jensen Interceptor weights approximately 95 kg more than 1957 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1955 Jensen Interceptor (287 Nm @ 2200 RPM) has 134 more torque (in Nm) than 1957 Rover P4. (153 Nm @ 1750 RPM). This means 1955 Jensen Interceptor will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 1955 Jensen Interceptor | 1957 Rover P4 | |
| Make | Jensen | Rover |
| Model | Interceptor | P4 |
| Year Released | 1955 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 3993 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 129 HP | 70 HP |
| Engine RPM | 3700 RPM | 4500 RPM |
| Torque | 287 Nm | 153 Nm |
| Torque RPM | 2200 RPM | 1750 RPM |
| Engine Bore Size | 87.3 mm | 73 mm |
| Engine Stroke Size | 111.1 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1495 kg | 1400 kg |
| Vehicle Length | 4780 mm | 4540 mm |
| Vehicle Width | 1680 mm | 1680 mm |
| Vehicle Height | 1480 mm | 1630 mm |
| Wheelbase Size | 2860 mm | 2830 mm |
