2009 Audi Q7 vs. 2004 Porsche 911
To start off, 2009 Audi Q7 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 4,163 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (415 HP @ 6000 RPM) has 70 more horse power than 2009 Audi Q7. (345 HP @ 6800 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 707 kg more than 2004 Porsche 911.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 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, 2004 Porsche 911 (563 Nm) has 123 more torque (in Nm) than 2009 Audi Q7. (440 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi Q7.
Compare all specifications:
| 2009 Audi Q7 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | Q7 | 911 |
| Year Released | 2009 | 2004 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4163 cc | 3588 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 345 HP | 415 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 440 Nm | 563 Nm |
| Engine Bore Size | 84.5 mm | 100 mm |
| Engine Stroke Size | 92.8 mm | 76 mm |
| Engine Compression Ratio | 12.5:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2244 kg | 1537 kg |
| Vehicle Length | 5090 mm | 4440 mm |
| Vehicle Width | 1990 mm | 1840 mm |
| Vehicle Height | 1740 mm | 1300 mm |
| Wheelbase Size | 3010 mm | 2360 mm |
| Fuel Consumption Overall | 13.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 100 L | 64 L |
