2005 Alpina B7 vs. 1957 BMW 503
To start off, 2005 Alpina B7 is newer by 48 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 4,398 cc (8 cylinders), 2005 Alpina B7 is equipped with a bigger engine. In terms of performance, 2005 Alpina B7 (492 HP @ 5500 RPM) has 354 more horse power than 1957 BMW 503. (138 HP @ 4800 RPM). In normal driving conditions, 2005 Alpina B7 should accelerate faster than 1957 BMW 503. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B7 weights approximately 450 kg more than 1957 BMW 503. 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, 2005 Alpina B7 (700 Nm @ 4250 RPM) has 478 more torque (in Nm) than 1957 BMW 503. (222 Nm @ 2500 RPM). This means 2005 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 1957 BMW 503.
Compare all specifications:
| 2005 Alpina B7 | 1957 BMW 503 | |
| Make | Alpina | BMW |
| Model | B7 | 503 |
| Year Released | 2005 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3168 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 492 HP | 138 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 700 Nm | 222 Nm |
| Torque RPM | 4250 RPM | 2500 RPM |
| Engine Bore Size | 92 mm | 82 mm |
| Engine Stroke Size | 82.7 mm | 75 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1500 kg |
| Vehicle Length | 5040 mm | 4760 mm |
| Vehicle Width | 1910 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1400 mm |
| Wheelbase Size | 3000 mm | 2840 mm |
| Fuel Tank Capacity | 88 L | 75 L |
