2007 Audi Q7 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi Q7. In addition, the cost of maintenance, including insurance, on 2007 Audi Q7 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (261 HP @ 6500 RPM) has 32 more horse power than 2007 Audi Q7. (229 HP @ 4000 RPM) In normal driving conditions, 2009 Audi A4 should accelerate faster than 2007 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi Q7 weights approximately 665 kg more than 2009 Audi A4.
Because 2007 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 Audi Q7 will offer significantly more control. 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, 2007 Audi Q7 (501 Nm @ 1750 RPM) has 171 more torque (in Nm) than 2009 Audi A4. (330 Nm @ 3000 RPM). This means 2007 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2007 Audi Q7 | 2009 Audi A4 | |
| Make | Audi | Audi |
| Model | Q7 | A4 |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3197 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 261 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 501 Nm | 330 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 84.6 mm |
| Engine Stroke Size | 91.4 mm | 92.8 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.1 seconds | 6.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2295 kg | 1630 kg |
| Vehicle Length | 5090 mm | 4710 mm |
| Vehicle Width | 1990 mm | 1830 mm |
| Vehicle Height | 1740 mm | 1440 mm |
| Wheelbase Size | 3010 mm | 2810 mm |
| Fuel Consumption Overall | 10.5 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 100 L | 64 L |
