2007 Audi A6 vs. 1972 BMW 520
To start off, 2007 Audi A6 is newer by 35 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 2,696 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (178 HP @ 3300 RPM) has 28 more horse power than 1972 BMW 520. (150 HP @ 5900 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1972 BMW 520 weights approximately 170 kg more than 2007 Audi A6.
Because 2007 Audi A6 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, 2007 Audi A6 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, 2007 Audi A6 (380 Nm @ 1400 RPM) has 190 more torque (in Nm) than 1972 BMW 520. (190 Nm @ 4200 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 2007 Audi A6 | 1972 BMW 520 | |
| Make | Audi | BMW |
| Model | A6 | 520 |
| Year Released | 2007 | 1972 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2696 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 150 HP |
| Engine RPM | 3300 RPM | 5900 RPM |
| Torque | 380 Nm | 190 Nm |
| Torque RPM | 1400 RPM | 4200 RPM |
| Engine Bore Size | 83 mm | 80 mm |
| Engine Stroke Size | 83.1 mm | 66 mm |
| Engine Compression Ratio | 17.0:1 | 11.0:1 |
| Top Speed | 228 km/hour | 211 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 10.6 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1445 kg |
| Vehicle Length | 4920 mm | 4630 mm |
| Vehicle Width | 1860 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2770 mm |
| Fuel Consumption Overall | 8.1 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
