2003 Alfa Romeo GT vs. 2009 Porsche Cayman
To start off, 2009 Porsche Cayman is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo GT would be higher. At 3,385 cc, 2009 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayman (291 HP @ 6250 RPM) has 129 more horse power than 2003 Alfa Romeo GT. (162 HP @ 6400 RPM) In normal driving conditions, 2009 Porsche Cayman should accelerate faster than 2003 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayman weights approximately 85 kg more than 2003 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche Cayman is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Porsche Cayman. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo GT, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Porsche Cayman (340 Nm @ 4400 RPM) has 134 more torque (in Nm) than 2003 Alfa Romeo GT. (206 Nm @ 3250 RPM). This means 2009 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo GT.
Compare all specifications:
| 2003 Alfa Romeo GT | 2009 Porsche Cayman | |
| Make | Alfa Romeo | Porsche |
| Model | GT | Cayman |
| Year Released | 2003 | 2009 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1910 cc | 3385 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 291 HP |
| Engine RPM | 6400 RPM | 6250 RPM |
| Torque | 206 Nm | 340 Nm |
| Torque RPM | 3250 RPM | 4400 RPM |
| Engine Bore Size | 83.1 mm | 96.3 mm |
| Engine Stroke Size | 91 mm | 78.3 mm |
| Engine Compression Ratio | 11.3:1 | 11.1:1 |
| Acceleration 0-100mph | 8.7 seconds | 5.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1340 kg | 1425 kg |
| Vehicle Length | 4500 mm | 4350 mm |
| Vehicle Width | 1770 mm | 1310 mm |
| Vehicle Height | 1370 mm | 1810 mm |
| Wheelbase Size | 2710 mm | 2420 mm |
| Fuel Consumption Overall | 8.7 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 60 L | 64 L |
