2009 Audi Q7 vs. 2005 Audi A6
To start off, 2009 Audi Q7 is newer by 4 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 4,133 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 104 more horse power than 2005 Audi A6. (218 HP @ 4000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2005 Audi A6.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2009 Audi Q7 (760 Nm @ 2500 RPM) has 360 more torque (in Nm) than 2005 Audi A6. (400 Nm @ 1400 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2009 Audi Q7 | 2005 Audi A6 | |
| Make | Audi | Audi |
| Model | Q7 | A6 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4133 cc | 3189 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 218 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 760 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Bore Size | 83 mm | 83 mm |
| Engine Stroke Size | 95.5 mm | 91.4 mm |
| Engine Compression Ratio | 16.5:1 | 17.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5090 mm | 4940 mm |
| Vehicle Width | 2090 mm | 1870 mm |
| Vehicle Height | 1780 mm | 1460 mm |
| Wheelbase Size | 3010 mm | 2850 mm |
| Fuel Tank Capacity | 100 L | 70 L |
