2005 Alfa Romeo GT vs. 2001 Porsche 911
To start off, 2005 Alfa Romeo GT is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Porsche 911. In addition, the cost of maintenance, including insurance, on 2001 Porsche 911 would be higher. At 3,596 cc (6 cylinders), 2001 Porsche 911 is equipped with a bigger engine. In terms of performance, 2001 Porsche 911 (315 HP @ 6800 RPM) has 167 more horse power than 2005 Alfa Romeo GT. (148 HP @ 4000 RPM) In normal driving conditions, 2001 Porsche 911 should accelerate faster than 2005 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2001 Porsche 911 weights approximately 45 kg more than 2005 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo GT. In wet, icy, snow, or gravel driving conditions, 2001 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, 2001 Porsche 911 (371 Nm @ 4250 RPM) has 66 more torque (in Nm) than 2005 Alfa Romeo GT. (305 Nm @ 2000 RPM). This means 2001 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo GT.
Compare all specifications:
| 2005 Alfa Romeo GT | 2001 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | GT | 911 |
| Year Released | 2005 | 2001 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1970 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 315 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 305 Nm | 371 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Engine Bore Size | 82.1 mm | 96 mm |
| Engine Stroke Size | 90.4 mm | 82.8 mm |
| Acceleration 0-100mph | 9.7 seconds | 5.2 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1440 kg | 1485 kg |
| Vehicle Length | 4500 mm | 4440 mm |
| Vehicle Width | 1770 mm | 1770 mm |
| Vehicle Height | 1370 mm | 1320 mm |
| Wheelbase Size | 2550 mm | 2360 mm |
| Fuel Tank Capacity | 63 L | 64 L |
