2004 Audi A6 vs. 2009 BMW 525
To start off, 2009 BMW 525 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,696 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (179 HP @ 3300 RPM) has 4 more horse power than 2009 BMW 525. (175 HP @ 4000 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 125 kg more than 2004 Audi A6.
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, 2004 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, 2009 BMW 525 (400 Nm @ 2000 RPM) has 30 more torque (in Nm) than 2004 Audi A6. (370 Nm @ 1400 RPM). This means 2009 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2009 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2696 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 175 HP |
| Engine RPM | 3300 RPM | 4000 RPM |
| Torque | 370 Nm | 400 Nm |
| Torque RPM | 1400 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 84.1 mm |
| Engine Stroke Size | 83.1 mm | 75.1 mm |
| Engine Compression Ratio | 17.0:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 8.1 seconds | 8.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1625 kg | 1750 kg |
| Vehicle Length | 4920 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 6.8 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
