2009 Porsche Cayenne vs. 2008 Alfa Romeo 156
To start off, 2009 Porsche Cayenne is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2008 Alfa Romeo 156 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 (380 HP @ 6200 RPM) has 232 more horse power than 2008 Alfa Romeo 156. (148 HP @ 6300 RPM). In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2008 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayenne weights approximately 65 kg more than 2008 Alfa Romeo 156. 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 Alfa Romeo 156. 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 (500 Nm @ 3500 RPM) has 318 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156.
Compare all specifications:
| 2009 Porsche Cayenne | 2008 Alfa Romeo 156 | |
| Make | Porsche | Alfa Romeo |
| Model | Cayenne | 156 |
| Year Released | 2009 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4806 cc | 1970 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 380 HP | 148 HP |
| Engine RPM | 6200 RPM | 6300 RPM |
| Torque | 500 Nm | 182 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 96 mm | 83 mm |
| Engine Stroke Size | 83 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 252 km/hour | 214 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 8.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1285 kg |
| Vehicle Length | 4800 mm | 4440 mm |
| Vehicle Width | 1710 mm | 1750 mm |
| Vehicle Height | 1930 mm | 1440 mm |
| Wheelbase Size | 2860 mm | 2600 mm |
| Fuel Consumption Overall | 13.2 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 100 L | 63 L |
