2009 Audi Q7 vs. 2007 Porsche Cayenne
To start off, 2009 Audi Q7 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2007 Porsche Cayenne 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 35 more horse power than 2007 Porsche Cayenne. (287 HP @ 6200 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2007 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 260 kg more than 2007 Porsche Cayenne. 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 375 more torque (in Nm) than 2007 Porsche Cayenne. (385 Nm @ 3000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Cayenne.
Compare all specifications:
| 2009 Audi Q7 | 2007 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | Q7 | Cayenne |
| Year Released | 2009 | 2007 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 4132 cc | 3598 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 287 HP |
| Engine RPM | 3750 RPM | 6200 RPM |
| Torque | 760 Nm | 385 Nm |
| Torque RPM | 1800 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 95.5 mm | 96.4 mm |
| Engine Compression Ratio | 16.5:1 | 12.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 236 km/hour | 227 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 8.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2420 kg | 2160 kg |
| Vehicle Length | 5090 mm | 4430 mm |
| Vehicle Width | 1990 mm | 1930 mm |
| Vehicle Height | 1780 mm | 1710 mm |
| Wheelbase Size | 3010 mm | 2860 mm |
| Fuel Consumption Overall | 11.1 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 100 L | 100 L |
