2009 BMW 520 vs. 2006 Audi A6
To start off, 2009 BMW 520 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (252 HP @ 6500 RPM) has 77 more horse power than 2009 BMW 520. (175 HP @ 4000 RPM) In normal driving conditions, 2006 Audi A6 should accelerate faster than 2009 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 520 weights approximately 75 kg more than 2006 Audi A6.
Because 2006 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 520. In wet, icy, snow, or gravel driving conditions, 2006 Audi A6 will offer significantly more control. 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 520 (350 Nm @ 1750 RPM) has 20 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2009 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2009 BMW 520 | 2006 Audi A6 | |
| Make | BMW | Audi |
| Model | 520 | A6 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 3123 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 175 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 350 Nm | 330 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Compression Ratio | 16.0:1 | 13.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 218 km/hour | 245 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1510 kg |
| Vehicle Length | 4850 mm | 4840 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 5.1 L/100km | 11 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
