2009 Alfa Romeo GT vs. 2011 Porsche Panamera
To start off, 2011 Porsche Panamera is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 2009 Alfa Romeo GT would be higher. At 3,600 cc (6 cylinders), 2011 Porsche Panamera is equipped with a bigger engine. In terms of performance, 2011 Porsche Panamera (300 HP @ 6200 RPM) has 162 more horse power than 2009 Alfa Romeo GT. (138 HP @ 6500 RPM) In normal driving conditions, 2011 Porsche Panamera should accelerate faster than 2009 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche Panamera weights approximately 455 kg more than 2009 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Porsche Panamera is all wheel drive (AWD), it will have significant more traction and grip than 2009 Alfa Romeo GT. In wet, icy, snow, or gravel driving conditions, 2011 Porsche Panamera 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, 2011 Porsche Panamera (400 Nm @ 3750 RPM) has 237 more torque (in Nm) than 2009 Alfa Romeo GT. (163 Nm @ 3900 RPM). This means 2011 Porsche Panamera will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo GT.
Compare all specifications:
| 2009 Alfa Romeo GT | 2011 Porsche Panamera | |
| Make | Alfa Romeo | Porsche |
| Model | GT | Panamera |
| Year Released | 2009 | 2011 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 300 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 163 Nm | 400 Nm |
| Torque RPM | 3900 RPM | 3750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1365 kg | 1820 kg |
| Vehicle Length | 4500 mm | 4968 mm |
| Vehicle Width | 1770 mm | 1930 mm |
| Vehicle Height | 1370 mm | 1417 mm |
| Wheelbase Size | 2600 mm | 2918 mm |
| Fuel Tank Capacity | 63 L | 100 L |
