2009 Audi A6 vs. 2003 BMW 525
To start off, 2009 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW 525. In addition, the cost of maintenance, including insurance, on 2003 BMW 525 would be higher. At 2,492 cc (6 cylinders), 2003 BMW 525 is equipped with a bigger engine. In terms of performance, 2003 BMW 525 (184 HP @ 6000 RPM) has 8 more horse power than 2009 Audi A6. (176 HP @ 6000 RPM) In normal driving conditions, 2003 BMW 525 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 525 weights approximately 85 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 525 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 2003 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2003 BMW 525 (245 Nm @ 3500 RPM) has 15 more torque (in Nm) than 2009 Audi A6. (230 Nm @ 3000 RPM). This means 2003 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2003 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 176 HP | 184 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 230 Nm | 245 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 77.4 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 230 km/hour | 238 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 7.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1480 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 Consumption Overall | 10.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
