1987 Alfa Romeo 75 vs. 1971 Rover P5B
To start off, 1987 Alfa Romeo 75 is newer by 16 year(s). Which means there will be less support and parts availability for 1971 Rover P5B. In addition, the cost of maintenance, including insurance, on 1971 Rover P5B would be higher. At 3,528 cc (8 cylinders), 1971 Rover P5B is equipped with a bigger engine. In terms of performance, 1971 Rover P5B (158 HP @ 5200 RPM) has 48 more horse power than 1987 Alfa Romeo 75. (110 HP @ 4200 RPM) In normal driving conditions, 1971 Rover P5B should accelerate faster than 1987 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 1971 Rover P5B weights approximately 320 kg more than 1987 Alfa Romeo 75. 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 P5B (296 Nm @ 3000 RPM) has 55 more torque (in Nm) than 1987 Alfa Romeo 75. (241 Nm @ 2400 RPM). This means 1971 Rover P5B will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 75. 1971 Rover P5B has automatic transmission and 1987 Alfa Romeo 75 has manual transmission. 1987 Alfa Romeo 75 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Rover P5B will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Alfa Romeo 75 | 1971 Rover P5B | |
| Make | Alfa Romeo | Rover |
| Model | 75 | P5B |
| Year Released | 1987 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Size | 2500 cc | 3528 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 110 HP | 158 HP |
| Engine RPM | 4200 RPM | 5200 RPM |
| Torque | 241 Nm | 296 Nm |
| Torque RPM | 2400 RPM | 3000 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1260 kg | 1580 kg |
| Vehicle Length | 4340 mm | 4750 mm |
| Vehicle Width | 1640 mm | 1790 mm |
| Vehicle Height | 1360 mm | 1480 mm |
| Wheelbase Size | 2520 mm | 2820 mm |
