1983 Alfa Romeo Giulietta vs. 1956 BMW 503
To start off, 1983 Alfa Romeo Giulietta is newer by 27 year(s). Which means there will be less support and parts availability for 1956 BMW 503. In addition, the cost of maintenance, including insurance, on 1956 BMW 503 would be higher. At 3,168 cc (8 cylinders), 1956 BMW 503 is equipped with a bigger engine. In terms of performance, 1956 BMW 503 (138 HP @ 4800 RPM) has 57 more horse power than 1983 Alfa Romeo Giulietta. (81 HP @ 4300 RPM) In normal driving conditions, 1956 BMW 503 should accelerate faster than 1983 Alfa Romeo Giulietta. With that said, vehicle weight also plays an important factor in acceleration. 1956 BMW 503 weights approximately 270 kg more than 1983 Alfa Romeo Giulietta. 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, 1956 BMW 503 (222 Nm @ 2500 RPM) has 59 more torque (in Nm) than 1983 Alfa Romeo Giulietta. (163 Nm @ 2300 RPM). This means 1956 BMW 503 will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo Giulietta.
Compare all specifications:
| 1983 Alfa Romeo Giulietta | 1956 BMW 503 | |
| Make | Alfa Romeo | BMW |
| Model | Giulietta | 503 |
| Year Released | 1983 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 3168 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 81 HP | 138 HP |
| Engine RPM | 4300 RPM | 4800 RPM |
| Torque | 163 Nm | 222 Nm |
| Torque RPM | 2300 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 82 mm |
| Engine Stroke Size | 82 mm | 75 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 155 km/hour | 190 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1500 kg |
| Vehicle Length | 4220 mm | 4760 mm |
| Vehicle Width | 1660 mm | 1710 mm |
| Vehicle Height | 1410 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2840 mm |
| Fuel Tank Capacity | 50 L | 75 L |
