1970 Pontiac GTO vs. 1974 Porsche 911
To start off, 1974 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 1970 Pontiac GTO. In addition, the cost of maintenance, including insurance, on 1970 Pontiac GTO would be higher. At 6,548 cc (8 cylinders), 1970 Pontiac GTO is equipped with a bigger engine. In terms of performance, 1970 Pontiac GTO (370 HP @ 5600 RPM) has 195 more horse power than 1974 Porsche 911. (175 HP @ 5800 RPM). In normal driving conditions, 1970 Pontiac GTO should accelerate faster than 1974 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1970 Pontiac GTO weights approximately 635 kg more than 1974 Porsche 911. 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, 1970 Pontiac GTO (603 Nm @ 3900 RPM) has 367 more torque (in Nm) than 1974 Porsche 911. (236 Nm @ 4000 RPM). This means 1970 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911.
Compare all specifications:
| 1970 Pontiac GTO | 1974 Porsche 911 | |
| Make | Pontiac | Porsche |
| Model | GTO | 911 |
| Year Released | 1970 | 1974 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 6548 cc | 2686 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 370 HP | 175 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 603 Nm | 236 Nm |
| Torque RPM | 3900 RPM | 4000 RPM |
| Engine Bore Size | 104.7 mm | 90 mm |
| Engine Stroke Size | 95.3 mm | 70.4 mm |
| Engine Compression Ratio | 10.5:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1715 kg | 1080 kg |
| Vehicle Length | 5160 mm | 4300 mm |
| Vehicle Width | 1950 mm | 1620 mm |
| Vehicle Height | 1340 mm | 1330 mm |
| Wheelbase Size | 2850 mm | 2270 mm |
