1997 Audi A6 vs. 2009 BMW 523
To start off, 2009 BMW 523 is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Audi A6. In addition, the cost of maintenance, including insurance, on 1997 Audi A6 would be higher. At 2,497 cc (6 cylinders), 2009 BMW 523 is equipped with a bigger engine. In terms of performance, 2009 BMW 523 (175 HP @ 5800 RPM) has 46 more horse power than 1997 Audi A6. (129 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 523 should accelerate faster than 1997 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 523 weights approximately 45 kg more than 1997 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 523 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 2009 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 1997 Audi A6, 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, 1997 Audi A6 (310 Nm @ 1900 RPM) has 80 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 1997 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 1997 Audi A6 | 2009 BMW 523 | |
| Make | Audi | BMW |
| Model | A6 | 523 |
| Year Released | 1997 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1894 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 129 HP | 175 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 310 Nm | 230 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 79.5 mm | 82.1 mm |
| Engine Stroke Size | 95.5 mm | 78.8 mm |
| Engine Compression Ratio | 19.5:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 10.5 seconds | 8.5 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1520 kg | 1565 kg |
| Vehicle Length | 4800 mm | 4850 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Tank Capacity | 70 L | 70 L |
