1978 Dodge Aspen vs. 1975 GMC Jimmy
To start off, 1978 Dodge Aspen is newer by 3 year(s). Which means there will be less support and parts availability for 1975 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1975 GMC Jimmy would be higher. At 5,002 cc (8 cylinders), 1975 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1975 GMC Jimmy (133 HP @ 4200 RPM) has 33 more horse power than 1978 Dodge Aspen. (100 HP @ 3600 RPM) In normal driving conditions, 1975 GMC Jimmy should accelerate faster than 1978 Dodge Aspen. With that said, vehicle weight also plays an important factor in acceleration. 1975 GMC Jimmy weights approximately 396 kg more than 1978 Dodge Aspen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1978 Dodge Aspen. In wet, icy, snow, or gravel driving conditions, 1975 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, 1975 GMC Jimmy (319 Nm @ 2400 RPM) has 88 more torque (in Nm) than 1978 Dodge Aspen. (231 Nm @ 1600 RPM). This means 1975 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1978 Dodge Aspen.
Compare all specifications:
| 1978 Dodge Aspen | 1975 GMC Jimmy | |
| Make | Dodge | GMC |
| Model | Aspen | Jimmy |
| Year Released | 1978 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3687 cc | 5002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 133 HP |
| Engine RPM | 3600 RPM | 4200 RPM |
| Torque | 231 Nm | 319 Nm |
| Torque RPM | 1600 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1488 kg | 1884 kg |
| Vehicle Length | 5200 mm | 4690 mm |
| Vehicle Width | 1840 mm | 2030 mm |
| Vehicle Height | 1410 mm | 1840 mm |
| Wheelbase Size | 2870 mm | 2720 mm |
