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 3,597 cc (6 cylinders), 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (286 HP @ 6200 RPM) has 125 more horse power than 2008 Audi A4. (161 HP @ 4000 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2008 Audi A4.
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 (385 Nm @ 3000 RPM) has 35 more torque (in Nm) than 2008 Audi A4. (350 Nm @ 1500 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 | 2496 cc | 3597 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 286 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 350 Nm | 385 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Engine Bore Size | 78.3 mm | 89 mm |
| Engine Stroke Size | 86.4 mm | 96.4 mm |
| Engine Compression Ratio | 18.0:1 | 12.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 225 km/hour | 227 km/hour |
| Acceleration 0-100mph | 10 seconds | 8.5 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4580 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1400 mm | 1930 mm |
| Wheelbase Size | 2660 mm | 2860 mm |
| Fuel Tank Capacity | 70 L | 100 L |
