2005 Alfa Romeo 156 vs. 2004 Porsche 911
To start off, 2005 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (377 HP @ 7400 RPM) has 192 more horse power than 2005 Alfa Romeo 156. (185 HP @ 5000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 35 kg more than 2004 Porsche 911.
Because 2004 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 Porsche 911 (385 Nm @ 5000 RPM) has 164 more torque (in Nm) than 2005 Alfa Romeo 156. (221 Nm @ 5000 RPM). This means 2004 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 | 2004 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 156 | 911 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2490 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 377 HP |
| Engine RPM | 5000 RPM | 7400 RPM |
| Torque | 221 Nm | 385 Nm |
| Torque RPM | 5000 RPM | 5000 RPM |
| Engine Bore Size | 88 mm | 100 mm |
| Engine Stroke Size | 68.3 mm | 76.4 mm |
| Engine Compression Ratio | 10.3:1 | 11.7:1 |
| Top Speed | 225 km/hour | 306 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1455 kg |
| Vehicle Length | 4730 mm | 4440 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1280 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Consumption Overall | 11.8 L/100km | 13 L/100km |
| Fuel Tank Capacity | 72 L | 89 L |
