1977 Audi 100 vs. 2001 BMW 520
To start off, 2001 BMW 520 is newer by 24 year(s). Which means there will be less support and parts availability for 1977 Audi 100. In addition, the cost of maintenance, including insurance, on 1977 Audi 100 would be higher. At 2,171 cc (6 cylinders), 2001 BMW 520 is equipped with a bigger engine. In terms of performance, 2001 BMW 520 (167 HP @ 6500 RPM) has 52 more horse power than 1977 Audi 100. (115 HP @ 5500 RPM) In normal driving conditions, 2001 BMW 520 should accelerate faster than 1977 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 520 weights approximately 510 kg more than 1977 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 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 2001 BMW 520. However, in wet, icy, snow, or gravel driving conditions, 1977 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, 2001 BMW 520 (210 Nm @ 3500 RPM) has 44 more torque (in Nm) than 1977 Audi 100. (166 Nm @ 4000 RPM). This means 2001 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1977 Audi 100.
Compare all specifications:
| 1977 Audi 100 | 2001 BMW 520 | |
| Make | Audi | BMW |
| Model | 100 | 520 |
| Year Released | 1977 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2171 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 167 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 166 Nm | 210 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 79.5 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 72 mm |
| Engine Compression Ratio | 8.2:1 | 10.0:1 |
| Fuel Type | Gasoline | 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 | 1160 kg | 1670 kg |
| Vehicle Length | 4690 mm | 4810 mm |
| Vehicle Width | 1770 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2680 mm | 2840 mm |
| Fuel Tank Capacity | 58 L | 70 L |
