2005 Porsche 911 vs. 1990 Porsche Pan Americana
To start off, 2005 Porsche 911 is newer by 15 year(s). Which means there will be less support and parts availability for 1990 Porsche Pan Americana. In addition, the cost of maintenance, including insurance, on 1990 Porsche Pan Americana would be higher. Both 2005 Porsche 911 and 1990 Porsche Pan Americana are equipped with a 3,600 cc engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 167 more horse power than 1990 Porsche Pan Americana. (247 HP @ 6100 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1990 Porsche Pan Americana. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 264 kg more than 1990 Porsche Pan Americana. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Porsche Pan Americana. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 250 more torque (in Nm) than 1990 Porsche Pan Americana. (310 Nm @ 4800 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1990 Porsche Pan Americana.
Compare all specifications:
| 2005 Porsche 911 | 1990 Porsche Pan Americana | |
| Make | Porsche | Porsche |
| Model | 911 | Pan Americana |
| Year Released | 2005 | 1990 |
| Engine Position | Rear | Rear |
| Engine Size | 3600 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 414 HP | 247 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 560 Nm | 310 Nm |
| Torque RPM | 2700 RPM | 4800 RPM |
| Engine Bore Size | 100 mm | 100 mm |
| Engine Stroke Size | 76.4 mm | 76.4 mm |
| Engine Compression Ratio | 9.4:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1476 kg |
| Vehicle Length | 4440 mm | 4210 mm |
| Vehicle Width | 1840 mm | 1870 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2360 mm | 2280 mm |
