2004 Jeep Grand Cherokee vs. 1978 Porsche 911
To start off, 2004 Jeep Grand Cherokee is newer by 26 year(s). Which means there will be less support and parts availability for 1978 Porsche 911. In addition, the cost of maintenance, including insurance, on 1978 Porsche 911 would be higher. At 3,966 cc (6 cylinders), 2004 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2004 Jeep Grand Cherokee (195 HP @ 3800 RPM) has 10 more horse power than 1978 Porsche 911. (185 HP @ 5500 RPM). In normal driving conditions, 2004 Jeep Grand Cherokee should accelerate faster than 1978 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2004 Jeep Grand Cherokee weights approximately 584 kg more than 1978 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Jeep Grand Cherokee (312 Nm @ 3000 RPM) has 47 more torque (in Nm) than 1978 Porsche 911. (265 Nm @ 4100 RPM). This means 2004 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 911.
Compare all specifications:
| 2004 Jeep Grand Cherokee | 1978 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | Grand Cherokee | 911 |
| Year Released | 2004 | 1978 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3966 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 195 HP | 185 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 312 Nm | 265 Nm |
| Torque RPM | 3000 RPM | 4100 RPM |
| Engine Compression Ratio | 8.8:1 | 8.5:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1764 kg | 1180 kg |
| Vehicle Length | 4610 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1770 mm | 1330 mm |
| Wheelbase Size | 2700 mm | 2280 mm |
| Fuel Tank Capacity | 78 L | 80 L |
