1990 Porsche Pan Americana vs. 2005 Porsche 911
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. At 3,600 cc (6 cylinders), 1990 Porsche Pan Americana is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 4250 RPM) has 69 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 19 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (370 Nm @ 4250 RPM) has 60 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. 2005 Porsche 911 has automatic transmission and 1990 Porsche Pan Americana has manual transmission. 1990 Porsche Pan Americana will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Porsche Pan Americana | 2005 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | Pan Americana | 911 |
| Year Released | 1990 | 2005 |
| Engine Position | Rear | Rear |
| Engine Size | 3600 cc | 3595 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 247 HP | 316 HP |
| Engine RPM | 6100 RPM | 4250 RPM |
| Torque | 310 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 4250 RPM |
| Engine Bore Size | 100 mm | 96 mm |
| Engine Stroke Size | 76.4 mm | 82.8 mm |
| Engine Compression Ratio | 11.3:1 | 11.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1476 kg | 1495 kg |
| Vehicle Length | 4210 mm | 4440 mm |
| Vehicle Width | 1870 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1310 mm |
| Wheelbase Size | 2280 mm | 2360 mm |
