2008 Audi A6 vs. 2005 BMW 525
To start off, 2008 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 3,101 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (255 HP @ 6500 RPM) has 40 more horse power than 2005 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 180 kg more than 2005 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A6 (331 Nm @ 3250 RPM) has 81 more torque (in Nm) than 2005 BMW 525. (250 Nm @ 2750 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525.
Compare all specifications:
| 2008 Audi A6 | 2005 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3101 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 215 HP |
| Engine RPM | 6500 RPM | 6500 RPM |
| Torque | 331 Nm | 250 Nm |
| Torque RPM | 3250 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 78.8 mm |
| Top Speed | 250 km/hour | 242 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 7.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1570 kg |
| Vehicle Length | 4920 mm | 4780 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2850 mm | 3000 mm |
| Fuel Consumption Overall | 9.7 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
