1981 Alfa Romeo Alfa 6 vs. 1959 BMW 503
To start off, 1981 Alfa Romeo Alfa 6 is newer by 22 year(s). Which means there will be less support and parts availability for 1959 BMW 503. In addition, the cost of maintenance, including insurance, on 1959 BMW 503 would be higher. At 3,168 cc (8 cylinders), 1959 BMW 503 is equipped with a bigger engine. In terms of performance, 1959 BMW 503 (139 HP @ 4800 RPM) has 6 more horse power than 1981 Alfa Romeo Alfa 6. (133 HP @ 5600 RPM) In normal driving conditions, 1959 BMW 503 should accelerate faster than 1981 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 1959 BMW 503 weights approximately 30 kg more than 1981 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, 1959 BMW 503 (222 Nm @ 2500 RPM) has 44 more torque (in Nm) than 1981 Alfa Romeo Alfa 6. (178 Nm @ 4500 RPM). This means 1959 BMW 503 will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo Alfa 6.
Compare all specifications:
| 1981 Alfa Romeo Alfa 6 | 1959 BMW 503 | |
| Make | Alfa Romeo | BMW |
| Model | Alfa 6 | 503 |
| Year Released | 1981 | 1959 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 133 HP | 139 HP |
| Engine RPM | 5600 RPM | 4800 RPM |
| Torque | 178 Nm | 222 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 82 mm |
| Engine Stroke Size | 66.2 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1470 kg | 1500 kg |
| Vehicle Length | 4770 mm | 4760 mm |
| Vehicle Width | 1690 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2840 mm |
