2007 Audi A6 vs. 2006 BMW 545
To start off, 2007 Audi A6 is newer by 1 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 5,203 cc (10 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (429 HP @ 6800 RPM) has 101 more horse power than 2006 BMW 545. (328 HP @ 6100 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2006 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 135 kg more than 2006 BMW 545. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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, 2007 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, 2007 Audi A6 (540 Nm @ 3000 RPM) has 90 more torque (in Nm) than 2006 BMW 545. (450 Nm @ 3600 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 545.
Compare all specifications:
| 2007 Audi A6 | 2006 BMW 545 | |
| Make | Audi | BMW |
| Model | A6 | 545 |
| Year Released | 2007 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5203 cc | 4396 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 429 HP | 328 HP |
| Engine RPM | 6800 RPM | 6100 RPM |
| Torque | 540 Nm | 450 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1970 kg | 1835 kg |
| Vehicle Length | 4940 mm | 4850 mm |
| Vehicle Width | 1870 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2850 mm | 2890 mm |
| Fuel Consumption Overall | 13.4 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
