2005 Audi A4 vs. 2006 BMW M6
To start off, 2006 BMW M6 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 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 @ 7750 RPM) has 330 more horse power than 2005 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 2006 BMW M6 should accelerate faster than 2005 Audi A4.
Because 2005 Audi A4 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, 2005 Audi A4 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 294 more torque (in Nm) than 2005 Audi A4. (225 Nm). This means 2006 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2006 BMW M6 | |
| Make | Audi | BMW |
| Model | A4 | M6 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 4997 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 170 HP | 500 HP |
| Engine RPM | 6500 RPM | 7750 RPM |
| Torque | 225 Nm | 519 Nm |
| Engine Bore Size | 81 mm | 92 mm |
| Engine Stroke Size | 86 mm | 75.2 mm |
| Engine Compression Ratio | 9.3:1 | 12.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4550 mm | 4880 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2790 mm |
| Fuel Consumption | 8.4 L/100km | 13.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 19.6 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
