2008 Audi A6 vs. 2006 BMW 545
To start off, 2008 Audi A6 is newer by 2 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 4,396 cc (8 cylinders), 2006 BMW 545 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 545 weights approximately 300 kg more than 2008 Audi A6.
Because 2006 BMW 545 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 545. However, in wet, icy, snow, or gravel driving conditions, 2008 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 @ 3600 RPM) has 149 more torque (in Nm) than 2008 Audi A6. (301 Nm @ 3200 RPM). This means 2006 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2006 BMW 545 | |
| Make | Audi | BMW |
| Model | A6 | 545 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 4396 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 0 HP | 328 HP |
| Torque | 301 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 241 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 5.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1535 kg | 1835 kg |
| Vehicle Length | 4180 mm | 4850 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 9.7 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
