1981 Holden Commodore vs. 1974 Porsche 911
To start off, 1981 Holden Commodore is newer by 7 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 2,837 cc (6 cylinders), 1981 Holden Commodore is equipped with a bigger engine. In terms of performance, 1974 Porsche 911 (165 HP @ 5800 RPM) has 63 more horse power than 1981 Holden Commodore. (102 HP @ 4400 RPM) In normal driving conditions, 1974 Porsche 911 should accelerate faster than 1981 Holden Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1981 Holden Commodore weights approximately 100 kg more than 1974 Porsche 911.
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, 1974 Porsche 911 (235 Nm @ 4000 RPM) has 43 more torque (in Nm) than 1981 Holden Commodore. (192 Nm @ 2800 RPM). This means 1974 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1981 Holden Commodore.
Compare all specifications:
| 1981 Holden Commodore | 1974 Porsche 911 | |
| Make | Holden | Porsche |
| Model | Commodore | 911 |
| Year Released | 1981 | 1974 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2837 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 102 HP | 165 HP |
| Engine RPM | 4400 RPM | 5800 RPM |
| Torque | 192 Nm | 235 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1220 kg | 1120 kg |
| Vehicle Length | 4710 mm | 4300 mm |
| Vehicle Width | 1730 mm | 1620 mm |
| Vehicle Height | 1370 mm | 1330 mm |
| Wheelbase Size | 2670 mm | 2270 mm |
