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 4,163 cc (8 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (296 HP @ 6200 RPM) has 81 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 174 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 (381 Nm @ 2700 RPM) has 131 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 | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 215 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 381 Nm | 250 Nm |
| Torque RPM | 2700 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 78.8 mm |
| Top Speed | 240 km/hour | 232 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 8.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1860 kg | 1686 kg |
| Vehicle Length | 4820 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1560 mm | 1490 mm |
| Wheelbase Size | 2760 mm | 2890 mm |
| Fuel Consumption Overall | 13.7 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
