2004 Audi A6 vs. 2007 BMW M5
To start off, 2007 BMW M5 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 4,998 cc (10 cylinders), 2007 BMW M5 is equipped with a bigger engine. In terms of performance, 2007 BMW M5 (500 HP @ 7750 RPM) has 279 more horse power than 2004 Audi A6. (221 HP @ 4000 RPM) In normal driving conditions, 2007 BMW M5 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M5 weights approximately 65 kg more than 2004 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M5. 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, 2007 BMW M5 (520 Nm @ 6100 RPM) has 90 more torque (in Nm) than 2004 Audi A6. (430 Nm @ 1400 RPM). This means 2007 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2007 BMW M5 | |
| Make | Audi | BMW |
| Model | A6 | M5 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2974 cc | 4998 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 500 HP |
| Engine RPM | 4000 RPM | 7750 RPM |
| Torque | 430 Nm | 520 Nm |
| Torque RPM | 1400 RPM | 6100 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 91.4 mm | 75.2 mm |
| Engine Compression Ratio | 17.0:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 243 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1830 kg |
| Vehicle Length | 4920 mm | 4860 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1480 mm |
| Wheelbase Size | 2850 mm | 2900 mm |
| Fuel Consumption Overall | 8.3 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
