1970 Jeep CJ5 vs. 1981 Porsche 911
To start off, 1981 Porsche 911 is newer by 11 year(s). Which means there will be less support and parts availability for 1970 Jeep CJ5. In addition, the cost of maintenance, including insurance, on 1970 Jeep CJ5 would be higher. At 3,164 cc (6 cylinders), 1981 Porsche 911 is equipped with a bigger engine. In terms of performance, 1981 Porsche 911 (232 HP @ 5900 RPM) has 173 more horse power than 1970 Jeep CJ5. (59 HP @ 3600 RPM) In normal driving conditions, 1981 Porsche 911 should accelerate faster than 1970 Jeep CJ5. With that said, vehicle weight also plays an important factor in acceleration. 1981 Porsche 911 weights approximately 230 kg more than 1970 Jeep CJ5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Jeep CJ5 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1970 Jeep CJ5 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, 1981 Porsche 911 (284 Nm @ 4800 RPM) has 139 more torque (in Nm) than 1970 Jeep CJ5. (145 Nm @ 3600 RPM). This means 1981 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1970 Jeep CJ5.
Compare all specifications:
| 1970 Jeep CJ5 | 1981 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | CJ5 | 911 |
| Year Released | 1970 | 1981 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2199 cc | 3164 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 59 HP | 232 HP |
| Engine RPM | 3600 RPM | 5900 RPM |
| Torque | 145 Nm | 284 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1030 kg | 1260 kg |
| Vehicle Length | 3520 mm | 4300 mm |
| Vehicle Width | 1550 mm | 1660 mm |
| Vehicle Height | 1740 mm | 1330 mm |
| Wheelbase Size | 2060 mm | 2270 mm |
