2005 Alfa Romeo 156 vs. 2013 Porsche Cayenne
To start off, 2013 Porsche Cayenne is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 4,800 cc (8 cylinders), 2013 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayenne (493 HP @ 6000 RPM) has 246 more horse power than 2005 Alfa Romeo 156. (247 HP @ 6200 RPM) In normal driving conditions, 2013 Porsche Cayenne should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche Cayenne weights approximately 835 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Porsche Cayenne is all wheel drive (AWD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 Porsche Cayenne (700 Nm @ 4500 RPM) has 395 more torque (in Nm) than 2005 Alfa Romeo 156. (305 Nm @ 4800 RPM). This means 2013 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2013 Porsche Cayenne | |
| Make | Alfa Romeo | Porsche |
| Model | 156 | Cayenne |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Rear |
| Engine Size | 3179 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 493 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 305 Nm | 700 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 78 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 10.5 : 1 |
| Top Speed | 250 km/hour | 278 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 4.7 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1410 kg | 2245 kg |
| Vehicle Length | 4440 mm | 4846 mm |
| Vehicle Width | 1770 mm | 2154 mm |
| Vehicle Height | 1410 mm | 1702 mm |
| Wheelbase Size | 2600 mm | 2895 mm |
