2009 Audi A6 vs. 2009 BMW 550
To start off, both 2009 Audi A6 and 2009 BMW 550 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,798 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 66 more horse power than 2009 Audi A6. (296 HP @ 6200 RPM) In normal driving conditions, 2009 BMW 550 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 155 kg more than 2009 BMW 550.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. 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, 2009 BMW 550 (490 Nm @ 3400 RPM) has 90 more torque (in Nm) than 2009 Audi A6. (400 Nm @ 3000 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2009 BMW 550 | |
| Make | Audi | BMW |
| Model | A6 | 550 |
| Year Released | 2009 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4798 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 362 HP |
| Engine RPM | 6200 RPM | 6300 RPM |
| Torque | 400 Nm | 490 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 84.6 mm | 93 mm |
| Engine Stroke Size | 93 mm | 88.3 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 7.1 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 | 1815 kg | 1660 kg |
| Vehicle Length | 4840 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1470 mm |
| Vehicle Height | 1460 mm | 1850 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 13.1 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
