1976 Holden Sunbird vs. 1991 Porsche 965
To start off, 1991 Porsche 965 is newer by 15 year(s). Which means there will be less support and parts availability for 1976 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1976 Holden Sunbird would be higher. At 4,143 cc (8 cylinders), 1976 Holden Sunbird is equipped with a bigger engine. In terms of performance, 1991 Porsche 965 (317 HP @ 5750 RPM) has 144 more horse power than 1976 Holden Sunbird. (173 HP @ 4800 RPM) In normal driving conditions, 1991 Porsche 965 should accelerate faster than 1976 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 965 weights approximately 253 kg more than 1976 Holden Sunbird. 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 134 more torque (in Nm) than 1976 Holden Sunbird. (325 Nm @ 3400 RPM). This means 1991 Porsche 965 will have an easier job in driving up hills or pulling heavy equipment than 1976 Holden Sunbird.
Compare all specifications:
| 1976 Holden Sunbird | 1991 Porsche 965 | |
| Make | Holden | Porsche |
| Model | Sunbird | 965 |
| Year Released | 1976 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 4143 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 173 HP | 317 HP |
| Engine RPM | 4800 RPM | 5750 RPM |
| Torque | 325 Nm | 459 Nm |
| Torque RPM | 3400 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1212 kg | 1465 kg |
| Vehicle Length | 4500 mm | 4260 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1340 mm | 1310 mm |
| Wheelbase Size | 2590 mm | 2270 mm |
