2009 Audi A6 vs. 1990 BMW 525
To start off, 2009 Audi A6 is newer by 19 year(s). Which means there will be less support and parts availability for 1990 BMW 525. In addition, the cost of maintenance, including insurance, on 1990 BMW 525 would be higher. At 2,698 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 1990 BMW 525 (185 HP @ 5900 RPM) has 7 more horse power than 2009 Audi A6. (178 HP @ 3300 RPM) In normal driving conditions, 1990 BMW 525 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 123 kg more than 1990 BMW 525.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1990 BMW 525. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (380 Nm @ 1400 RPM) has 140 more torque (in Nm) than 1990 BMW 525. (240 Nm @ 4700 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW 525.
Compare all specifications:
| 2009 Audi A6 | 1990 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2009 | 1990 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 178 HP | 185 HP |
| Engine RPM | 3300 RPM | 5900 RPM |
| Torque | 380 Nm | 240 Nm |
| Torque RPM | 1400 RPM | 4700 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 83.1 mm | 75 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Top Speed | 223 km/hour | 224 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 9.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1575 kg |
| Vehicle Length | 4940 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2770 mm |
