2008 Audi A4 vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 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 (494 HP @ 6000 RPM) has 333 more horse power than 2008 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayenne weights approximately 890 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Porsche Cayenne 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, 2009 Porsche Cayenne (700 Nm @ 4500 RPM) has 475 more torque (in Nm) than 2008 Audi A4. (225 Nm @ 1950 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2009 Porsche Cayenne has automatic transmission and 2008 Audi A4 has manual transmission. 2008 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A4 | 2009 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | A4 | Cayenne |
| Year Released | 2008 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 4806 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 494 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 225 Nm | 700 Nm |
| Torque RPM | 1950 RPM | 4500 RPM |
| Engine Bore Size | 81.1 mm | 96 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 9.4 seconds | 5.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1540 kg | 2430 kg |
| Vehicle Length | 4580 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1400 mm | 1930 mm |
| Wheelbase Size | 2660 mm | 2860 mm |
| Fuel Consumption Overall | 8.5 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
