2009 Audi A6 vs. 2006 BMW 545
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 545. In addition, the cost of maintenance, including insurance, on 2006 BMW 545 would be higher. At 3,129 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (342 HP @ 6500 RPM) has 14 more horse power than 2006 BMW 545. (328 HP @ 6100 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 BMW 545.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 545. In wet, icy, snow, or gravel driving conditions, 2009 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, 2006 BMW 545 (450 Nm @ 3700 RPM) has 207 more torque (in Nm) than 2009 Audi A6. (243 Nm @ 3250 RPM). This means 2006 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2006 BMW 545 | |
| Make | Audi | BMW |
| Model | A6 | 545 |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3129 cc | 2494 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 342 HP | 328 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 243 Nm | 450 Nm |
| Torque RPM | 3250 RPM | 3700 RPM |
| Acceleration 0-100mph | 7.3 seconds | 5.8 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Width | 1470 mm | 1850 mm |
| Fuel Consumption Overall | 15.5 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
