2004 Porsche 911 vs. 1955 Rover P4
To start off, 2004 Porsche 911 is newer by 49 year(s). Which means there will be less support and parts availability for 1955 Rover P4. In addition, the cost of maintenance, including insurance, on 1955 Rover P4 would be higher. At 3,589 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (315 HP @ 6800 RPM) has 241 more horse power than 1955 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1955 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 35 kg more than 1955 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Rover P4. In wet, icy, snow, or gravel driving conditions, 2004 Porsche 911 will offer significantly more control. 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, 2004 Porsche 911 (370 Nm) has 220 more torque (in Nm) than 1955 Rover P4. (150 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1955 Rover P4.
Compare all specifications:
| 2004 Porsche 911 | 1955 Rover P4 | |
| Make | Porsche | Rover |
| Model | 911 | P4 |
| Year Released | 2004 | 1955 |
| Engine Position | Rear | Front |
| Engine Size | 3589 cc | 2102 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 315 HP | 74 HP |
| Engine RPM | 6800 RPM | 4200 RPM |
| Torque | 370 Nm | 150 Nm |
| Engine Compression Ratio | 11.3:1 | 7.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1425 kg | 1390 kg |
| Vehicle Length | 4440 mm | 4590 mm |
| Vehicle Width | 1840 mm | 1670 mm |
| Vehicle Height | 1300 mm | 1620 mm |
| Wheelbase Size | 2360 mm | 2830 mm |
| Fuel Tank Capacity | 64 L | 52 L |
