1991 Audi 100 vs. 1972 BMW 520
To start off, 1991 Audi 100 is newer by 19 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 2,226 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (226 HP @ 5900 RPM) has 76 more horse power than 1972 BMW 520. (150 HP @ 5900 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 169 kg more than 1972 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 1972 BMW 520. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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, 1991 Audi 100 (350 Nm @ 1950 RPM) has 160 more torque (in Nm) than 1972 BMW 520. (190 Nm @ 4200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 1991 Audi 100 | 1972 BMW 520 | |
| Make | Audi | BMW |
| Model | 100 | 520 |
| Year Released | 1991 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1991 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 226 HP | 150 HP |
| Engine RPM | 5900 RPM | 5900 RPM |
| Torque | 350 Nm | 190 Nm |
| Torque RPM | 1950 RPM | 4200 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 66 mm |
| Engine Compression Ratio | 9.3:1 | 11.0:1 |
| Top Speed | 244 km/hour | 211 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 10.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1614 kg | 1445 kg |
| Vehicle Length | 4800 mm | 4630 mm |
| Vehicle Width | 1810 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2770 mm |
| Fuel Consumption Highway | 9.5 L/100km | 7.3 L/100km |
| Fuel Consumption City | 14.2 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 8.7 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
