2003 Alfa Romeo 147 vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 147 would be higher. At 3,824 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (321 HP @ 6600 RPM) has 74 more horse power than 2003 Alfa Romeo 147. (247 HP @ 6200 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2003 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche 911 weights approximately 130 kg more than 2003 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Porsche 911 (400 Nm @ 4600 RPM) has 100 more torque (in Nm) than 2003 Alfa Romeo 147. (300 Nm @ 4800 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 147.
Compare all specifications:
| 2003 Alfa Romeo 147 | 2008 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 147 | 911 |
| Year Released | 2003 | 2008 |
| Engine Position | Front | Rear |
| Engine Size | 3178 cc | 3824 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 321 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 300 Nm | 400 Nm |
| Torque RPM | 4800 RPM | 4600 RPM |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 6.2 seconds | 4.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1265 kg | 1395 kg |
| Vehicle Length | 4180 mm | 4790 mm |
| Vehicle Width | 1740 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1320 mm |
| Wheelbase Size | 2710 mm | 2360 mm |
| Fuel Consumption Overall | 7.5 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
