2005 Audi A4 vs. 2008 Porsche Cayenne
To start off, 2008 Porsche Cayenne is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 4,800 cc (8 cylinders), 2008 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2008 Porsche Cayenne (405 HP @ 6500 RPM) has 277 more horse power than 2005 Audi A4. (128 HP @ 4000 RPM) In normal driving conditions, 2008 Porsche Cayenne should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 740 kg more than 2005 Audi A4. 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, 2008 Porsche Cayenne (678 Nm @ 3500 RPM) has 368 more torque (in Nm) than 2005 Audi A4. (310 Nm @ 1900 RPM). This means 2008 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2008 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | A4 | Cayenne |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 128 HP | 405 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 310 Nm | 678 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 79.5 mm | 96 mm |
| Engine Stroke Size | 95.5 mm | 83 mm |
| Engine Compression Ratio | 19.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 253 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 6.4 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 | 1485 kg | 2225 kg |
| Vehicle Length | 4550 mm | 4790 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1710 mm |
| Wheelbase Size | 2580 mm | 2860 mm |
| Fuel Consumption Overall | 6.6 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 66 L | 100 L |
