2004 Audi A6 vs. 2006 BMW M6
To start off, 2006 BMW M6 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 4,997 cc (10 cylinders), 2006 BMW M6 is equipped with a bigger engine. In terms of performance, 2006 BMW M6 (500 HP) has 200 more horse power than 2004 Audi A6. (300 HP) In normal driving conditions, 2006 BMW M6 should accelerate faster than 2004 Audi A6.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW M6. In wet, icy, snow, or gravel driving conditions, 2004 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 M6 (519 Nm) has 118 more torque (in Nm) than 2004 Audi A6. (401 Nm). This means 2006 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2006 BMW M6 | |
| Make | Audi | BMW |
| Model | A6 | M6 |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4179 cc | 4997 cc |
| Engine Cylinders | 8 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 300 HP | 500 HP |
| Torque | 401 Nm | 519 Nm |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 93 mm | 75.2 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4920 mm | 4880 mm |
| Vehicle Width | 1940 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2790 mm |
| Fuel Consumption | 9.8 L/100km | 13.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 19.6 L/100km |
| Fuel Tank Capacity | 82 L | 70 L |
