2009 Audi Q7 vs. 2007 Audi A6
To start off, 2009 Audi Q7 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 4,163 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (350 HP @ 6800 RPM) has 172 more horse power than 2007 Audi A6. (178 HP @ 3300 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2007 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 (441 Nm @ 3500 RPM) has 61 more torque (in Nm) than 2007 Audi A6. (380 Nm @ 1400 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2009 Audi Q7 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | Q7 | A6 |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2696 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 178 HP |
| Engine RPM | 6800 RPM | 3300 RPM |
| Torque | 441 Nm | 380 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| Engine Compression Ratio | 12.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 5090 mm | 4920 mm |
| Vehicle Width | 1990 mm | 1860 mm |
| Vehicle Height | 1740 mm | 1470 mm |
| Wheelbase Size | 3010 mm | 2850 mm |
| Fuel Consumption Overall | 15.7 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 100 L | 80 L |
