2009 Audi A6 vs. 2005 BMW 525
To start off, 2009 Audi A6 is newer by 4 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 4,172 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (296 HP @ 6200 RPM) has 71 more horse power than 2005 BMW 525. (225 HP @ 6500 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 10 kg more than 2009 Audi A6.
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, 2009 Audi A6 (400 Nm @ 3000 RPM) has 150 more torque (in Nm) than 2005 BMW 525. (250 Nm @ 2750 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525. 2009 Audi A6 has automatic transmission and 2005 BMW 525 has manual transmission. 2005 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2005 BMW 525 | |
| Make | Audi | BMW |
| Model | A6 | 525 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2496 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 225 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 400 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 93 mm | 78.8 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Top Speed | 250 km/hour | 232 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 8.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1750 kg | 1760 kg |
| Vehicle Length | 4840 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1500 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 13 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 82 L | 70 L |
