2006 Audi A6 vs. 2009 BMW 550
To start off, 2009 BMW 550 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 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 224 more horse power than 2006 Audi A6. (138 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 550 should accelerate faster than 2006 Audi A6.
Because 2009 BMW 550 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 2009 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2009 BMW 550 (491 Nm @ 3400 RPM) has 171 more torque (in Nm) than 2006 Audi A6. (320 Nm @ 1750 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2009 BMW 550 | |
| Make | Audi | BMW |
| Model | A6 | 550 |
| Year Released | 2006 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 4799 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 362 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 320 Nm | 491 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 222 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 5.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4800 mm | 4850 mm |
| Vehicle Width | 1820 mm | 1470 mm |
| Vehicle Height | 1460 mm | 1850 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 9.9 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
