1963 Alfa Romeo 2600 vs. 1957 BMW 503
To start off, 1963 Alfa Romeo 2600 is newer by 6 year(s). Which means there will be less support and parts availability for 1957 BMW 503. In addition, the cost of maintenance, including insurance, on 1957 BMW 503 would be higher. At 3,168 cc (8 cylinders), 1957 BMW 503 is equipped with a bigger engine. In terms of performance, 1963 Alfa Romeo 2600 (143 HP @ 5900 RPM) has 5 more horse power than 1957 BMW 503. (138 HP @ 4800 RPM). In normal driving conditions, 1963 Alfa Romeo 2600 should accelerate faster than 1957 BMW 503. With that said, vehicle weight also plays an important factor in acceleration. 1957 BMW 503 weights approximately 280 kg more than 1963 Alfa Romeo 2600.
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, 1957 BMW 503 (222 Nm @ 2500 RPM) has 6 more torque (in Nm) than 1963 Alfa Romeo 2600. (216 Nm @ 4000 RPM). This means 1957 BMW 503 will have an easier job in driving up hills or pulling heavy equipment than 1963 Alfa Romeo 2600.
Compare all specifications:
| 1963 Alfa Romeo 2600 | 1957 BMW 503 | |
| Make | Alfa Romeo | BMW |
| Model | 2600 | 503 |
| Year Released | 1963 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2584 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 143 HP | 138 HP |
| Engine RPM | 5900 RPM | 4800 RPM |
| Torque | 216 Nm | 222 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 79.6 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1220 kg | 1500 kg |
| Vehicle Length | 4500 mm | 4760 mm |
| Vehicle Width | 1680 mm | 1710 mm |
| Vehicle Height | 1330 mm | 1400 mm |
| Wheelbase Size | 2590 mm | 2840 mm |
| Fuel Tank Capacity | 100 L | 75 L |
