2005 Audi A6 vs. 2009 BMW 525
To start off, 2009 BMW 525 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,698 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 BMW 525 (215 HP @ 6500 RPM) has 37 more horse power than 2005 Audi A6. (178 HP @ 3300 RPM) In normal driving conditions, 2009 BMW 525 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 170 kg more than 2009 BMW 525.
Because 2009 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 2009 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (370 Nm @ 1400 RPM) has 119 more torque (in Nm) than 2009 BMW 525. (251 Nm @ 2900 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2005 Audi A6 | 2009 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 215 HP |
| Engine RPM | 3300 RPM | 6500 RPM |
| Torque | 370 Nm | 251 Nm |
| Torque RPM | 1400 RPM | 2900 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 83.1 mm | 78.8 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.3 seconds | 7.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1695 kg | 1525 kg |
| Vehicle Length | 4940 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1470 mm |
| Vehicle Height | 1470 mm | 1850 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 7.1 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
