1979 BMW 728 vs. 1971 Rover P6
To start off, 1979 BMW 728 is newer by 8 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 3,532 cc (8 cylinders), 1971 Rover P6 is equipped with a bigger engine. In terms of performance, 1979 BMW 728 (181 HP @ 5800 RPM) has 31 more horse power than 1971 Rover P6. (150 HP @ 5000 RPM). In normal driving conditions, 1979 BMW 728 should accelerate faster than 1971 Rover P6. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 728 weights approximately 175 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1971 Rover P6 (274 Nm @ 2750 RPM) has 34 more torque (in Nm) than 1979 BMW 728. (240 Nm @ 4200 RPM). This means 1971 Rover P6 will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 728.
Compare all specifications:
| 1979 BMW 728 | 1971 Rover P6 | |
| Make | BMW | Rover |
| Model | 728 | P6 |
| Year Released | 1979 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 3532 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 181 HP | 150 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 240 Nm | 274 Nm |
| Torque RPM | 4200 RPM | 2750 RPM |
| Engine Bore Size | 86 mm | 88.9 mm |
| Engine Stroke Size | 80 mm | 71.1 mm |
| Top Speed | 201 km/hour | 192 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1295 kg |
| Vehicle Length | 4870 mm | 4570 mm |
| Vehicle Width | 1810 mm | 1680 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2630 mm |
