2005 Alfa Romeo 159 vs. 2005 Porsche 911
To start off, both 2005 Alfa Romeo 159 and 2005 Porsche 911 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,605 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (444 HP @ 5700 RPM) has 197 more horse power than 2005 Alfa Romeo 159. (247 HP @ 6200 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2005 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 159 weights approximately 80 kg more than 2005 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 298 more torque (in Nm) than 2005 Alfa Romeo 159. (322 Nm @ 4500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 159. 2005 Porsche 911 has automatic transmission and 2005 Alfa Romeo 159 has manual transmission. 2005 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 159 | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 159 | 911 |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3175 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 444 HP |
| Engine RPM | 6200 RPM | 5700 RPM |
| Torque | 322 Nm | 620 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 87.5 mm | 100 mm |
| Engine Stroke Size | 88 mm | 76 mm |
| Engine Compression Ratio | 11.3:1 | 9.4:1 |
| Top Speed | 240 km/hour | 307 km/hour |
| Acceleration 0-100mph | 7 seconds | 4.6 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1660 kg |
| Vehicle Length | 4670 mm | 4440 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Vehicle Height | 1420 mm | 1300 mm |
| Wheelbase Size | 2710 mm | 2360 mm |
| Fuel Consumption | 8.7 L/100km | 10.7 L/100km |
| Fuel Consumption City | 16.1 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 11.7 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
