1978 Holden Sunbird vs. 1985 Porsche 928
To start off, 1985 Porsche 928 is newer by 7 year(s). Which means there will be less support and parts availability for 1978 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1978 Holden Sunbird would be higher. At 4,664 cc (8 cylinders), 1985 Porsche 928 is equipped with a bigger engine. In terms of performance, 1985 Porsche 928 (306 HP @ 5900 RPM) has 210 more horse power than 1978 Holden Sunbird. (96 HP @ 5200 RPM) In normal driving conditions, 1985 Porsche 928 should accelerate faster than 1978 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 1985 Porsche 928 weights approximately 370 kg more than 1978 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, 1985 Porsche 928 (408 Nm @ 4100 RPM) has 251 more torque (in Nm) than 1978 Holden Sunbird. (157 Nm @ 3600 RPM). This means 1985 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1978 Holden Sunbird.
Compare all specifications:
| 1978 Holden Sunbird | 1985 Porsche 928 | |
| Make | Holden | Porsche |
| Model | Sunbird | 928 |
| Year Released | 1978 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1897 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 96 HP | 306 HP |
| Engine RPM | 5200 RPM | 5900 RPM |
| Torque | 157 Nm | 408 Nm |
| Torque RPM | 3600 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1160 kg | 1530 kg |
| Vehicle Length | 4500 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1840 mm |
| Vehicle Height | 1340 mm | 1290 mm |
| Wheelbase Size | 2590 mm | 2510 mm |
