2006 BMW X5 vs. 1955 Rover P4
To start off, 2006 BMW X5 is newer by 51 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 2,979 cc (6 cylinders), 2006 BMW X5 is equipped with a bigger engine. In terms of performance, 2006 BMW X5 (228 HP @ 3500 RPM) has 149 more horse power than 1955 Rover P4. (79 HP @ 4500 RPM). In normal driving conditions, 2006 BMW X5 should accelerate faster than 1955 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 230 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 2006 BMW X5 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, 2006 BMW X5 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, 2006 BMW X5 (300 Nm @ 3500 RPM) has 112 more torque (in Nm) than 1955 Rover P4. (188 Nm @ 1750 RPM). This means 2006 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1955 Rover P4.
Compare all specifications:
| 2006 BMW X5 | 1955 Rover P4 | |
| Make | BMW | Rover |
| Model | X5 | P4 |
| Year Released | 2006 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2638 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 228 HP | 79 HP |
| Engine RPM | 3500 RPM | 4500 RPM |
| Torque | 300 Nm | 188 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1630 kg | 1400 kg |
| Vehicle Length | 4670 mm | 4550 mm |
| Vehicle Width | 1880 mm | 1680 mm |
| Vehicle Height | 1720 mm | 1630 mm |
| Wheelbase Size | 2830 mm | 2830 mm |
| Fuel Tank Capacity | 93 L | 52 L |
