2007 Audi RS4 vs. 1971 Rover 3.5 Litre
To start off, 2007 Audi RS4 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Rover 3.5 Litre. In addition, the cost of maintenance, including insurance, on 1971 Rover 3.5 Litre would be higher. At 4,163 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (414 HP @ 7800 RPM) has 266 more horse power than 1971 Rover 3.5 Litre. (148 HP @ 5000 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 1971 Rover 3.5 Litre. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi RS4 weights approximately 207 kg more than 1971 Rover 3.5 Litre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Rover 3.5 Litre. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 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 Audi RS4 (431 Nm @ 5500 RPM) has 155 more torque (in Nm) than 1971 Rover 3.5 Litre. (276 Nm @ 2600 RPM). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Rover 3.5 Litre. 1971 Rover 3.5 Litre has automatic transmission and 2007 Audi RS4 has manual transmission. 2007 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Rover 3.5 Litre will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi RS4 | 1971 Rover 3.5 Litre | |
| Make | Audi | Rover |
| Model | RS4 | 3.5 Litre |
| Year Released | 2007 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3532 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 414 HP | 148 HP |
| Engine RPM | 7800 RPM | 5000 RPM |
| Torque | 431 Nm | 276 Nm |
| Torque RPM | 5500 RPM | 2600 RPM |
| Engine Bore Size | 84.5 mm | 88.9 mm |
| Engine Stroke Size | 92.8 mm | 71.1 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1845 kg | 1638 kg |
| Vehicle Length | 4560 mm | 4750 mm |
| Vehicle Width | 1820 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1550 mm |
| Wheelbase Size | 2660 mm | 2820 mm |
