1978 Holden GTS vs. 1994 Porsche 993
To start off, 1994 Porsche 993 is newer by 16 year(s). Which means there will be less support and parts availability for 1978 Holden GTS. In addition, the cost of maintenance, including insurance, on 1978 Holden GTS would be higher. At 4,141 cc (8 cylinders), 1978 Holden GTS is equipped with a bigger engine. In terms of performance, 1994 Porsche 993 (282 HP @ 6100 RPM) has 124 more horse power than 1978 Holden GTS. (158 HP @ 4550 RPM) In normal driving conditions, 1994 Porsche 993 should accelerate faster than 1978 Holden GTS. With that said, vehicle weight also plays an important factor in acceleration. 1978 Holden GTS weights approximately 55 kg more than 1994 Porsche 993.
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, 1994 Porsche 993 (347 Nm @ 5250 RPM) has 20 more torque (in Nm) than 1978 Holden GTS. (327 Nm @ 2600 RPM). This means 1994 Porsche 993 will have an easier job in driving up hills or pulling heavy equipment than 1978 Holden GTS.
Compare all specifications:
| 1978 Holden GTS | 1994 Porsche 993 | |
| Make | Holden | Porsche |
| Model | GTS | 993 |
| Year Released | 1978 | 1994 |
| Engine Position | Front | Rear |
| Engine Size | 4141 cc | 3599 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 282 HP |
| Engine RPM | 4550 RPM | 6100 RPM |
| Torque | 327 Nm | 347 Nm |
| Torque RPM | 2600 RPM | 5250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1475 kg | 1420 kg |
| Vehicle Length | 4850 mm | 4250 mm |
| Vehicle Width | 1880 mm | 1740 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2830 mm | 2280 mm |
