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 3,128 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (342 HP @ 6500 RPM) has 113 more horse power than 2009 Audi Q7. (229 HP @ 4000 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 830 kg more 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 (500 Nm @ 1750 RPM) has 257 more torque (in Nm) than 2007 Audi A6. (243 Nm @ 3250 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 | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3128 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 342 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 500 Nm | 243 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Compression Ratio | 17.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 209 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 7.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2370 kg | 1540 kg |
| Vehicle Length | 5090 mm | 4920 mm |
| Vehicle Width | 1990 mm | 1470 mm |
| Vehicle Height | 1740 mm | 1860 mm |
| Wheelbase Size | 3010 mm | 2850 mm |
| Fuel Consumption Overall | 10.5 L/100km | 15.5 L/100km |
| Fuel Tank Capacity | 100 L | 70 L |
