1981 Porsche 930 vs. 1971 Rover 3.5 Litre
To start off, 1981 Porsche 930 is newer by 10 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 3,532 cc (8 cylinders), 1971 Rover 3.5 Litre is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 148 more horse power than 1971 Rover 3.5 Litre. (148 HP @ 5000 RPM). In normal driving conditions, 1981 Porsche 930 should accelerate faster than 1971 Rover 3.5 Litre. With that said, vehicle weight also plays an important factor in acceleration. 1971 Rover 3.5 Litre weights approximately 338 kg more than 1981 Porsche 930.
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, 1981 Porsche 930 (431 Nm @ 4000 RPM) has 155 more torque (in Nm) than 1971 Rover 3.5 Litre. (276 Nm @ 2600 RPM). This means 1981 Porsche 930 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 1981 Porsche 930 has manual transmission. 1981 Porsche 930 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:
| 1981 Porsche 930 | 1971 Rover 3.5 Litre | |
| Make | Porsche | Rover |
| Model | 930 | 3.5 Litre |
| Year Released | 1981 | 1971 |
| Engine Position | Rear | Front |
| Engine Size | 3297 cc | 3532 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 296 HP | 148 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 431 Nm | 276 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 97 mm | 88.9 mm |
| Engine Stroke Size | 74.4 mm | 71.1 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1300 kg | 1638 kg |
| Vehicle Length | 4300 mm | 4750 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1320 mm | 1550 mm |
| Wheelbase Size | 2510 mm | 2820 mm |
