1982 Alfa Romeo Alfa 6 vs. 1978 BMW 520
To start off, 1982 Alfa Romeo Alfa 6 is newer by 4 year(s). Which means there will be less support and parts availability for 1978 BMW 520. In addition, the cost of maintenance, including insurance, on 1978 BMW 520 would be higher. At 1,997 cc (6 cylinders), 1982 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 1978 BMW 520 (135 HP @ 4000 RPM) has 2 more horse power than 1982 Alfa Romeo Alfa 6. (133 HP @ 5600 RPM) In normal driving conditions, 1978 BMW 520 should accelerate faster than 1982 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 1978 BMW 520 weights approximately 200 kg more than 1982 Alfa Romeo Alfa 6. 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, 1978 BMW 520 (280 Nm @ 1750 RPM) has 102 more torque (in Nm) than 1982 Alfa Romeo Alfa 6. (178 Nm @ 4500 RPM). This means 1978 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1982 Alfa Romeo Alfa 6.
Compare all specifications:
| 1982 Alfa Romeo Alfa 6 | 1978 BMW 520 | |
| Make | Alfa Romeo | BMW |
| Model | Alfa 6 | 520 |
| Year Released | 1982 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1951 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 133 HP | 135 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 178 Nm | 280 Nm |
| Torque RPM | 4500 RPM | 1750 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 66.2 mm | 88 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1670 kg |
| Vehicle Length | 4770 mm | 4810 mm |
| Vehicle Width | 1690 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2610 mm | 2770 mm |
