1977 GMC Jimmy vs. 1986 Pontiac Grand Safari
To start off, 1986 Pontiac Grand Safari is newer by 9 year(s). Which means there will be less support and parts availability for 1977 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1977 GMC Jimmy would be higher. At 5,032 cc (8 cylinders), 1986 Pontiac Grand Safari is equipped with a bigger engine. In terms of performance, 1986 Pontiac Grand Safari (138 HP @ 3200 RPM) has 38 more horse power than 1977 GMC Jimmy. (100 HP @ 3600 RPM) In normal driving conditions, 1986 Pontiac Grand Safari should accelerate faster than 1977 GMC Jimmy. With that said, vehicle weight also plays an important factor in acceleration. 1986 Pontiac Grand Safari weights approximately 85 kg more than 1977 GMC Jimmy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1986 Pontiac Grand Safari. In wet, icy, snow, or gravel driving conditions, 1977 GMC Jimmy will offer significantly more control. 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, 1986 Pontiac Grand Safari (346 Nm @ 2000 RPM) has 103 more torque (in Nm) than 1977 GMC Jimmy. (243 Nm @ 1600 RPM). This means 1986 Pontiac Grand Safari will have an easier job in driving up hills or pulling heavy equipment than 1977 GMC Jimmy.
Compare all specifications:
| 1977 GMC Jimmy | 1986 Pontiac Grand Safari | |
| Make | GMC | Pontiac |
| Model | Jimmy | Grand Safari |
| Year Released | 1977 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 5032 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 138 HP |
| Engine RPM | 3600 RPM | 3200 RPM |
| Torque | 243 Nm | 346 Nm |
| Torque RPM | 1600 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1800 kg | 1885 kg |
| Vehicle Length | 4690 mm | 5450 mm |
| Vehicle Width | 2030 mm | 2020 mm |
| Vehicle Height | 1840 mm | 1460 mm |
| Wheelbase Size | 2720 mm | 2950 mm |
