2007 Audi S4 vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 would be higher. At 4,806 cc (8 cylinders), 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (399 HP @ 6500 RPM) has 59 more horse power than 2007 Audi S4. (340 HP @ 7000 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 310 kg more than 2009 Porsche Cayenne.
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 Porsche Cayenne (500 Nm @ 3500 RPM) has 90 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 2009 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | S4 | Cayenne |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4806 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 399 HP |
| Engine RPM | 7000 RPM | 6500 RPM |
| Torque | 410 Nm | 500 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 96 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 253 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 6.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1660 kg | 1350 kg |
| Vehicle Length | 4590 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1930 mm |
| Wheelbase Size | 2650 mm | 2860 mm |
| Fuel Consumption Overall | 13.3 L/100km | 15.1 L/100km |
| Fuel Tank Capacity | 63 L | 100 L |
