1975 Pontiac Trans Am vs. 2011 Porsche 911
To start off, 2011 Porsche 911 is newer by 36 year(s). Which means there will be less support and parts availability for 1975 Pontiac Trans Am. In addition, the cost of maintenance, including insurance, on 1975 Pontiac Trans Am would be higher. At 6,556 cc (8 cylinders), 1975 Pontiac Trans Am is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (345 HP) has 125 more horse power than 1975 Pontiac Trans Am. (220 HP) In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1975 Pontiac Trans Am.
Because 2011 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 1975 Pontiac Trans Am. In wet, icy, snow, or gravel driving conditions, 2011 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, 1975 Pontiac Trans Am (434 Nm) has 44 more torque (in Nm) than 2011 Porsche 911. (390 Nm). This means 1975 Pontiac Trans Am will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche 911.
Compare all specifications:
| 1975 Pontiac Trans Am | 2011 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | Trans Am | 911 |
| Year Released | 1975 | 2011 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 6556 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 220 HP | 345 HP |
| Torque | 434 Nm | 390 Nm |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 5040 mm | 4460 mm |
| Vehicle Width | 1860 mm | 1852 mm |
| Vehicle Height | 1260 mm | 1311 mm |
| Wheelbase Size | 2750 mm | 2350 mm |
