2005 Alfa Romeo 156 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 2 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 3,605 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (481 HP @ 6000 RPM) has 243 more horse power than 2005 Alfa Romeo 156. (238 HP @ 6200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2005 Alfa Romeo 156.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 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, 2007 Porsche 911 (624 Nm @ 1950 RPM) has 335 more torque (in Nm) than 2005 Alfa Romeo 156. (289 Nm @ 4800 RPM). This means 2007 Porsche 911 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 | 2007 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 156 | 911 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3179 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 481 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 289 Nm | 624 Nm |
| Torque RPM | 4800 RPM | 1950 RPM |
| Engine Bore Size | 93 mm | 100 mm |
| Engine Stroke Size | 78 mm | 76 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4310 mm | 4460 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Consumption Overall | 12.3 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
