2004 Audi A6 vs. 2007 BMW M
To start off, 2007 BMW M is newer by 3 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 3,245 cc (6 cylinders), 2007 BMW M is equipped with a bigger engine. In terms of performance, 2007 BMW M (330 HP @ 7900 RPM) has 151 more horse power than 2004 Audi A6. (179 HP @ 3300 RPM) In normal driving conditions, 2007 BMW M should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 140 kg more than 2007 BMW M.
Because 2007 BMW M 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 2007 BMW M. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A6 (370 Nm @ 1400 RPM) has 15 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M.
Compare all specifications:
| 2004 Audi A6 | 2007 BMW M | |
| Make | Audi | BMW |
| Model | A6 | M |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2696 cc | 3245 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 330 HP |
| Engine RPM | 3300 RPM | 7900 RPM |
| Torque | 370 Nm | 355 Nm |
| Torque RPM | 1400 RPM | 4900 RPM |
| Engine Bore Size | 83 mm | 87 mm |
| Engine Stroke Size | 83.1 mm | 91 mm |
| Engine Compression Ratio | 17.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 230 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1625 kg | 1485 kg |
| Vehicle Length | 4920 mm | 4120 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
| Fuel Consumption | 5.2 L/100km | 9.8 L/100km |
| Fuel Consumption City | 9.6 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 6.8 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
