1978 GMC Jimmy vs. 1974 Porsche 911
To start off, 1978 GMC Jimmy is newer by 4 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 4,093 cc (6 cylinders), 1978 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1974 Porsche 911 (173 HP @ 5800 RPM) has 73 more horse power than 1978 GMC Jimmy. (100 HP @ 3600 RPM) In normal driving conditions, 1974 Porsche 911 should accelerate faster than 1978 GMC Jimmy. With that said, vehicle weight also plays an important factor in acceleration. 1978 GMC Jimmy weights approximately 725 kg more than 1974 Porsche 911.
Because 1978 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1974 Porsche 911. 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, 1978 GMC Jimmy (242 Nm @ 1600 RPM) has 2 more torque (in Nm) than 1974 Porsche 911. (240 Nm @ 4000 RPM). This means 1978 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911.
Compare all specifications:
| 1978 GMC Jimmy | 1974 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Jimmy | 911 |
| Year Released | 1978 | 1974 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4093 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 100 HP | 173 HP |
| Engine RPM | 3600 RPM | 5800 RPM |
| Torque | 242 Nm | 240 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1800 kg | 1075 kg |
| Vehicle Length | 4690 mm | 4300 mm |
| Vehicle Width | 2030 mm | 1620 mm |
| Vehicle Height | 1840 mm | 1330 mm |
| Wheelbase Size | 2720 mm | 2270 mm |
