1990 Pontiac Trans Am 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 Pontiac Trans Am. In addition, the cost of maintenance, including insurance, on 1990 Pontiac Trans Am would be higher. At 5,733 cc (8 cylinders), 1990 Pontiac Trans Am is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP) has 179 more horse power than 1990 Pontiac Trans Am. (235 HP) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1990 Pontiac Trans Am. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 59 kg more than 1990 Pontiac Trans Am. 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 Pontiac Trans Am. 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) has 113 more torque (in Nm) than 1990 Pontiac Trans Am. (447 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1990 Pontiac Trans Am. 1990 Pontiac Trans Am has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1990 Pontiac Trans Am will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Pontiac Trans Am | 2005 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Trans Am | 911 |
| Year Released | 1990 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5733 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 235 HP | 414 HP |
| Torque | 447 Nm | 560 Nm |
| Engine Compression Ratio | 8.5:1 | 9.4:1 |
| Top Speed | 200 km/hour | 305 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1681 kg | 1740 kg |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1270 mm | 1300 mm |
| Wheelbase Size | 2570 mm | 2360 mm |
