2005 Alfa Romeo 156 vs. 2013 Porsche 911
To start off, 2013 Porsche 911 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 3,800 cc (6 cylinders), 2013 Porsche 911 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (493 HP @ 6500 RPM) has 246 more horse power than 2005 Alfa Romeo 156. (247 HP @ 6200 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche 911 weights approximately 235 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2013 Porsche 911 (649 Nm @ 5000 RPM) has 344 more torque (in Nm) than 2005 Alfa Romeo 156. (305 Nm @ 4800 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2013 Porsche 911 has automatic transmission and 2005 Alfa Romeo 156 has manual transmission. 2005 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2013 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 156 | 911 |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 493 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 305 Nm | 649 Nm |
| Torque RPM | 4800 RPM | 5000 RPM |
| Engine Bore Size | 93 mm | 102 mm |
| Engine Stroke Size | 78 mm | 77 mm |
| Engine Compression Ratio | 10.5:1 | 9.8 : 1 |
| Top Speed | 250 km/hour | 312 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 3.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1410 kg | 1645 kg |
| Vehicle Length | 4440 mm | 4450 mm |
| Vehicle Width | 1770 mm | 1852 mm |
| Vehicle Height | 1410 mm | 1300 mm |
| Wheelbase Size | 2600 mm | 2350 mm |
