1978 GMC Jimmy vs. 1991 Oldsmobile Achieva
To start off, 1991 Oldsmobile Achieva is newer by 13 year(s). Which means there will be less support and parts availability for 1978 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1978 GMC Jimmy would be higher. At 4,093 cc (6 cylinders), 1978 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1991 Oldsmobile Achieva (150 HP @ 4800 RPM) has 50 more horse power than 1978 GMC Jimmy. (100 HP @ 3600 RPM) In normal driving conditions, 1991 Oldsmobile Achieva should accelerate faster than 1978 GMC Jimmy. With that said, vehicle weight also plays an important factor in acceleration. 1978 GMC Jimmy weights approximately 490 kg more than 1991 Oldsmobile Achieva.
Because 1978 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1991 Oldsmobile Achieva. In wet, icy, snow, or gravel driving conditions, 1978 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, 1991 Oldsmobile Achieva (249 Nm @ 3200 RPM) has 7 more torque (in Nm) than 1978 GMC Jimmy. (242 Nm @ 1600 RPM). This means 1991 Oldsmobile Achieva will have an easier job in driving up hills or pulling heavy equipment than 1978 GMC Jimmy.
Compare all specifications:
| 1978 GMC Jimmy | 1991 Oldsmobile Achieva | |
| Make | GMC | Oldsmobile |
| Model | Jimmy | Achieva |
| Year Released | 1978 | 1991 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4093 cc | 3133 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 150 HP |
| Engine RPM | 3600 RPM | 4800 RPM |
| Torque | 242 Nm | 249 Nm |
| Torque RPM | 1600 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1800 kg | 1310 kg |
| Vehicle Length | 4690 mm | 4780 mm |
| Vehicle Width | 2030 mm | 1750 mm |
