2009 Audi A3 vs. 1957 BMW 503
To start off, 2009 Audi A3 is newer by 52 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 3,196 cc (6 cylinders), 2009 Audi A3 is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (251 HP @ 6300 RPM) has 113 more horse power than 1957 BMW 503. (138 HP @ 4800 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 1957 BMW 503. With that said, vehicle weight also plays an important factor in acceleration. 1957 BMW 503 weights approximately 45 kg more than 2009 Audi A3.
Because 2009 Audi A3 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, 2009 Audi A3 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, 2009 Audi A3 (320 Nm @ 3200 RPM) has 98 more torque (in Nm) than 1957 BMW 503. (222 Nm @ 2500 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1957 BMW 503.
Compare all specifications:
| 2009 Audi A3 | 1957 BMW 503 | |
| Make | Audi | BMW |
| Model | A3 | 503 |
| Year Released | 2009 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 3196 cc | 3168 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 251 HP | 138 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 320 Nm | 222 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 95.9 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1455 kg | 1500 kg |
| Vehicle Length | 4290 mm | 4760 mm |
| Vehicle Width | 1970 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Tank Capacity | 55 L | 75 L |
