1985 Audi 100 vs. 2004 BMW 520
To start off, 2004 BMW 520 is newer by 19 year(s). Which means there will be less support and parts availability for 1985 Audi 100. In addition, the cost of maintenance, including insurance, on 1985 Audi 100 would be higher. At 2,171 cc (6 cylinders), 2004 BMW 520 is equipped with a bigger engine. In terms of performance, 2004 BMW 520 (168 HP @ 6000 RPM) has 98 more horse power than 1985 Audi 100. (70 HP @ 4800 RPM) In normal driving conditions, 2004 BMW 520 should accelerate faster than 1985 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 520 weights approximately 410 kg more than 1985 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 BMW 520 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1985 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 BMW 520 (210 Nm @ 3500 RPM) has 87 more torque (in Nm) than 1985 Audi 100. (123 Nm @ 2800 RPM). This means 2004 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 100.
Compare all specifications:
| 1985 Audi 100 | 2004 BMW 520 | |
| Make | Audi | BMW |
| Model | 100 | 520 |
| Year Released | 1985 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1986 cc | 2171 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 70 HP | 168 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 123 Nm | 210 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Bore Size | 76.5 mm | 80.1 mm |
| Engine Stroke Size | 86.4 mm | 72 mm |
| Engine Compression Ratio | 23.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1260 kg | 1670 kg |
| Vehicle Length | 4800 mm | 4810 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2700 mm | 2840 mm |
