2005 Audi S4 vs. 1971 Rover P6
To start off, 2005 Audi S4 is newer by 34 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 190 more horse power than 1971 Rover P6. (150 HP @ 5000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1971 Rover P6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 545 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.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 136 more torque (in Nm) than 1971 Rover P6. (274 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Rover P6.
Compare all specifications:
| 2005 Audi S4 | 1971 Rover P6 | |
| Make | Audi | Rover |
| Model | S4 | P6 |
| Year Released | 2005 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3532 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 150 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 410 Nm | 274 Nm |
| Engine Bore Size | 85 mm | 88.9 mm |
| Engine Stroke Size | 93 mm | 71.1 mm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1295 kg |
| Vehicle Length | 4580 mm | 4570 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2630 mm |
