1981 Holden Commodore vs. 1991 Porsche 965
To start off, 1991 Porsche 965 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Holden Commodore. In addition, the cost of maintenance, including insurance, on 1981 Holden Commodore would be higher. At 3,299 cc (6 cylinders), 1991 Porsche 965 is equipped with a bigger engine. In terms of performance, 1991 Porsche 965 (317 HP @ 5750 RPM) has 239 more horse power than 1981 Holden Commodore. (78 HP @ 4600 RPM) In normal driving conditions, 1991 Porsche 965 should accelerate faster than 1981 Holden Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 965 weights approximately 305 kg more than 1981 Holden Commodore. 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, 1991 Porsche 965 (459 Nm @ 4500 RPM) has 318 more torque (in Nm) than 1981 Holden Commodore. (141 Nm @ 2400 RPM). This means 1991 Porsche 965 will have an easier job in driving up hills or pulling heavy equipment than 1981 Holden Commodore.
Compare all specifications:
| 1981 Holden Commodore | 1991 Porsche 965 | |
| Make | Holden | Porsche |
| Model | Commodore | 965 |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 1892 cc | 3299 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 78 HP | 317 HP |
| Engine RPM | 4600 RPM | 5750 RPM |
| Torque | 141 Nm | 459 Nm |
| Torque RPM | 2400 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1160 kg | 1465 kg |
| Vehicle Length | 4710 mm | 4260 mm |
| Vehicle Width | 1730 mm | 1760 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2670 mm | 2270 mm |
