2007 Audi A4 vs. 1957 BMW 503
To start off, 2007 Audi A4 is newer by 50 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, 2007 Audi A4 (222 HP @ 4000 RPM) has 84 more horse power than 1957 BMW 503. (138 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1957 BMW 503. With that said, vehicle weight also plays an important factor in acceleration. 1957 BMW 503 weights approximately 225 kg more than 2007 Audi A4.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1957 BMW 503. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 will offer significantly more control. 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 228 more torque (in Nm) than 1957 BMW 503. (222 Nm @ 2500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1957 BMW 503.
Compare all specifications:
| 2007 Audi A4 | 1957 BMW 503 | |
| Make | Audi | BMW |
| Model | A4 | 503 |
| Year Released | 2007 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 222 HP | 138 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 450 Nm | 222 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 91.4 mm | 75 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1275 kg | 1500 kg |
| Vehicle Length | 4590 mm | 4760 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 75 L |
