2003 Alfa Romeo 166 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 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 3,600 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (444 HP @ 5700 RPM) has 197 more horse power than 2003 Alfa Romeo 166. (247 HP @ 6200 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche 911 weights approximately 50 kg more than 2003 Alfa Romeo 166. 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 166. 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 (620 Nm @ 3500 RPM) has 331 more torque (in Nm) than 2003 Alfa Romeo 166. (289 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 166.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2008 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | 166 | 911 |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3177 cc | 3600 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 | 289 Nm | 620 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 100 mm |
| Engine Stroke Size | 78 mm | 76.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Top Speed | 245 km/hour | 307 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 4.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1540 kg | 1590 kg |
| Vehicle Length | 4730 mm | 4440 mm |
| Vehicle Width | 1810 mm | 1840 mm |
| Vehicle Height | 1420 mm | 1300 mm |
| Wheelbase Size | 2550 mm | 2360 mm |
| Fuel Consumption Overall | 12.5 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 69 L | 64 L |
