2004 BMW X5 vs. 1971 Rover P5B
To start off, 2004 BMW X5 is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Rover P5B. In addition, the cost of maintenance, including insurance, on 1971 Rover P5B would be higher. At 4,802 cc (8 cylinders), 2004 BMW X5 is equipped with a bigger engine. In terms of performance, 2004 BMW X5 (355 HP @ 7400 RPM) has 197 more horse power than 1971 Rover P5B. (158 HP @ 5200 RPM). In normal driving conditions, 2004 BMW X5 should accelerate faster than 1971 Rover P5B. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 695 kg more than 1971 Rover P5B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Rover P5B. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 BMW X5 (500 Nm) has 204 more torque (in Nm) than 1971 Rover P5B. (296 Nm). This means 2004 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Rover P5B.
Compare all specifications:
| 2004 BMW X5 | 1971 Rover P5B | |
| Make | BMW | Rover |
| Model | X5 | P5B |
| Year Released | 2004 | 1971 |
| Body Type | SUV | Coupe |
| Engine Size | 4802 cc | 3528 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 355 HP | 158 HP |
| Engine RPM | 7400 RPM | 5200 RPM |
| Torque | 500 Nm | 296 Nm |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 2275 kg | 1580 kg |
| Vehicle Length | 4670 mm | 4750 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1760 mm | 1480 mm |
| Wheelbase Size | 2890 mm | 2820 mm |
