1986 Alfa Romeo 75 vs. 1972 BMW 520
To start off, 1986 Alfa Romeo 75 is newer by 14 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 2,492 cc (6 cylinders), 1986 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1986 Alfa Romeo 75 (153 HP @ 5600 RPM) has 40 more horse power than 1972 BMW 520. (113 HP @ 5800 RPM). In normal driving conditions, 1986 Alfa Romeo 75 should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1972 BMW 520 weights approximately 66 kg more than 1986 Alfa Romeo 75.
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, 1986 Alfa Romeo 75 (210 Nm @ 4000 RPM) has 45 more torque (in Nm) than 1972 BMW 520. (165 Nm @ 3700 RPM). This means 1986 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1986 Alfa Romeo 75 | 1972 BMW 520 | |
| Make | Alfa Romeo | BMW |
| Model | 75 | 520 |
| Year Released | 1986 | 1972 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1989 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 113 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 210 Nm | 165 Nm |
| Torque RPM | 4000 RPM | 3700 RPM |
| Engine Bore Size | 88 mm | 89 mm |
| Engine Stroke Size | 68.3 mm | 80 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Top Speed | 209 km/hour | 172 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 | 1164 kg | 1230 kg |
| Vehicle Length | 4340 mm | 4630 mm |
| Vehicle Width | 1640 mm | 1700 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2640 mm |
| Fuel Tank Capacity | 68 L | 70 L |
