2009 Audi RS4 vs. 1983 BMW 525
To start off, 2009 Audi RS4 is newer by 26 year(s). Which means there will be less support and parts availability for 1983 BMW 525. In addition, the cost of maintenance, including insurance, on 1983 BMW 525 would be higher. At 4,163 cc (8 cylinders), 2009 Audi RS4 is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 291 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 400 kg more than 1983 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 1983 BMW 525. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS4 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 RS4 (430 Nm @ 5500 RPM) has 189 more torque (in Nm) than 1983 BMW 525. (241 Nm @ 3250 RPM). This means 2009 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 2009 Audi RS4 | 1983 BMW 525 | |
| Make | Audi | BMW |
| Model | RS4 | 525 |
| Year Released | 2009 | 1983 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2693 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 414 HP | 123 HP |
| Engine RPM | 7800 RPM | 4250 RPM |
| Torque | 430 Nm | 241 Nm |
| Torque RPM | 5500 RPM | 3250 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 81 mm |
| Top Speed | 250 km/hour | 185 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1650 kg | 1250 kg |
| Vehicle Length | 4590 mm | 4630 mm |
| Vehicle Width | 1820 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2630 mm |
| Fuel Tank Capacity | 63 L | 70 L |
