2009 Jeep Grand Cherokee vs. 2005 Porsche 911
To start off, 2009 Jeep Grand Cherokee is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 5,654 cc (8 cylinders), 2009 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2009 Jeep Grand Cherokee (381 HP @ 5600 RPM) has 65 more horse power than 2005 Porsche 911. (316 HP @ 4250 RPM). In normal driving conditions, 2009 Jeep Grand Cherokee should accelerate faster than 2005 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Grand Cherokee weights approximately 483 kg more than 2005 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2009 Jeep Grand Cherokee (548 Nm @ 4000 RPM) has 178 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911. 2009 Jeep Grand Cherokee has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Jeep Grand Cherokee | 2005 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | Grand Cherokee | 911 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5654 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 381 HP | 316 HP |
| Engine RPM | 5600 RPM | 4250 RPM |
| Torque | 548 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Compression Ratio | 9.6:1 | 11.3:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1828 kg | 1345 kg |
| Vehicle Length | 4780 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1760 mm | 1310 mm |
| Wheelbase Size | 2790 mm | 2360 mm |
| Fuel Consumption Overall | 14.7 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 80 L | 64 L |
