2007 BMW X5 vs. 1971 Rover P6
To start off, 2007 BMW X5 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Rover P6. In addition, the cost of maintenance, including insurance, on 1971 Rover P6 would be higher. At 4,397 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (316 HP @ 6100 RPM) has 166 more horse power than 1971 Rover P6. (150 HP @ 5000 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1971 Rover P6. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 900 kg more than 1971 Rover P6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Rover P6. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (440 Nm @ 3700 RPM) has 166 more torque (in Nm) than 1971 Rover P6. (274 Nm @ 2750 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Rover P6. 2007 BMW X5 has automatic transmission and 1971 Rover P6 has manual transmission. 1971 Rover P6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 1971 Rover P6 | |
| Make | BMW | Rover |
| Model | X5 | P6 |
| Year Released | 2007 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4397 cc | 3532 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 316 HP | 150 HP |
| Engine RPM | 6100 RPM | 5000 RPM |
| Torque | 440 Nm | 274 Nm |
| Torque RPM | 3700 RPM | 2750 RPM |
| Engine Bore Size | 92 mm | 88.9 mm |
| Engine Stroke Size | 82.7 mm | 71.1 mm |
| Top Speed | 210 km/hour | 192 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2195 kg | 1295 kg |
| Vehicle Length | 4670 mm | 4570 mm |
| Vehicle Width | 1880 mm | 1680 mm |
| Vehicle Height | 1710 mm | 1430 mm |
| Wheelbase Size | 2830 mm | 2630 mm |
