2009 Audi Q7 vs. 2006 Audi A4
To start off, 2009 Audi Q7 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 4,132 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 152 more horse power than 2006 Audi A4. (170 HP @ 5900 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 770 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 @ 1800 RPM) has 534 more torque (in Nm) than 2006 Audi A4. (226 Nm @ 1950 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2009 Audi Q7 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | Q7 | A4 |
| Year Released | 2009 | 2006 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4132 cc | 1786 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 322 HP | 170 HP |
| Engine RPM | 3750 RPM | 5900 RPM |
| Torque | 760 Nm | 226 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 236 km/hour | 226 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 9.4 seconds |
| Drive Type | 4WD | 4WD |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2420 kg | 1650 kg |
| Vehicle Length | 5090 mm | 4580 mm |
| Vehicle Width | 1990 mm | 1780 mm |
| Vehicle Height | 1780 mm | 1400 mm |
| Wheelbase Size | 3010 mm | 2660 mm |
| Fuel Consumption Overall | 11.1 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 100 L | 70 L |
