2007 Audi A3 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 A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 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 148 more horse power than 2007 Audi A3. (138 HP @ 4000 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2007 Audi A3.
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 (385 Nm @ 3000 RPM) has 65 more torque (in Nm) than 2007 Audi A3. (320 Nm @ 1750 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A3.
Compare all specifications:
| 2007 Audi A3 | 2009 Porsche Cayenne | |
| Make | Audi | Porsche |
| Model | A3 | Cayenne |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1967 cc | 3597 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 286 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 320 Nm | 385 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 89 mm |
| Engine Stroke Size | 95.5 mm | 96.4 mm |
| Engine Compression Ratio | 18.0:1 | 12.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 227 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 8.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Length | 4210 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1930 mm |
| Wheelbase Size | 2580 mm | 2860 mm |
| Fuel Tank Capacity | 60 L | 100 L |
