1978 Pontiac Grand Safari vs. 1988 Porsche 928
To start off, 1988 Porsche 928 is newer by 10 year(s). Which means there will be less support and parts availability for 1978 Pontiac Grand Safari. In addition, the cost of maintenance, including insurance, on 1978 Pontiac Grand Safari would be higher. At 4,942 cc (8 cylinders), 1978 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 1988 Porsche 928 (307 HP @ 5900 RPM) has 169 more horse power than 1978 Pontiac Grand Safari. (138 HP @ 3600 RPM) In normal driving conditions, 1988 Porsche 928 should accelerate faster than 1978 Pontiac Grand Safari. With that said, vehicle weight also plays an important factor in acceleration. 1978 Pontiac Grand Safari weights approximately 342 kg more than 1988 Porsche 928.
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, 1988 Porsche 928 (408 Nm @ 4100 RPM) has 89 more torque (in Nm) than 1978 Pontiac Grand Safari. (319 Nm @ 2000 RPM). This means 1988 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1978 Pontiac Grand Safari.
Compare all specifications:
| 1978 Pontiac Grand Safari | 1988 Porsche 928 | |
| Make | Pontiac | Porsche |
| Model | Grand Safari | 928 |
| Year Released | 1978 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 4664 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 307 HP |
| Engine RPM | 3600 RPM | 5900 RPM |
| Torque | 319 Nm | 408 Nm |
| Torque RPM | 2000 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1872 kg | 1530 kg |
| Vehicle Length | 5450 mm | 4450 mm |
| Vehicle Width | 2020 mm | 1840 mm |
| Vehicle Height | 1460 mm | 1290 mm |
| Wheelbase Size | 2950 mm | 2510 mm |
