2005 Audi A6 vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 3,189 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (311 HP @ 5800 RPM) has 93 more horse power than 2005 Audi A6. (218 HP @ 4000 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2005 Audi A6.
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, 2013 BMW 7 Series (447 Nm @ 4500 RPM) has 47 more torque (in Nm) than 2005 Audi A6. (400 Nm @ 1400 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2013 BMW 7 Series | |
| Make | Audi | BMW |
| Model | A6 | 7 Series |
| Year Released | 2005 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 218 HP | 311 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 400 Nm | 447 Nm |
| Torque RPM | 1400 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 91.4 mm | 89 mm |
| Engine Compression Ratio | 17.0:1 | 10.2 :1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4940 mm | 5214 mm |
| Vehicle Width | 1870 mm | 2134 mm |
| Vehicle Height | 1460 mm | 1481 mm |
| Wheelbase Size | 2850 mm | 3210 mm |
| Fuel Tank Capacity | 70 L | 80 L |
