1978 Cadillac Seville vs. 1984 Pontiac Grand Safari
To start off, 1984 Pontiac Grand Safari is newer by 6 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1984 Pontiac Grand Safari (148 HP @ 4000 RPM) has 25 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 1984 Pontiac Grand Safari should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 90 kg more than 1984 Pontiac Grand Safari.
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, 1984 Pontiac Grand Safari (325 Nm @ 2400 RPM) has 21 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 1984 Pontiac Grand Safari will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 1984 Pontiac Grand Safari | |
| Make | Cadillac | Pontiac |
| Model | Seville | Grand Safari |
| Year Released | 1978 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 4941 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 148 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 304 Nm | 325 Nm |
| Torque RPM | 1600 RPM | 2400 RPM |
| Engine Bore Size | 103 mm | 101.6 mm |
| Engine Stroke Size | 86 mm | 76.2 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1890 kg | 1800 kg |
| Vehicle Length | 5190 mm | 5450 mm |
| Vehicle Width | 1830 mm | 2020 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2910 mm | 2950 mm |
