2009 Jeep Commander vs. 2005 Porsche 911
To start off, 2009 Jeep Commander 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 4,701 cc (8 cylinders), 2009 Jeep Commander is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 4250 RPM) has 87 more horse power than 2009 Jeep Commander. (229 HP @ 4500 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2009 Jeep Commander. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Commander weights approximately 820 kg more than 2005 Porsche 911.
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 Commander (410 Nm @ 3600 RPM) has 40 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2009 Jeep Commander | 2005 Porsche 911 | |
| Make | Jeep | Porsche |
| Model | Commander | 911 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4701 cc | 3595 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 316 HP |
| Engine RPM | 4500 RPM | 4250 RPM |
| Torque | 410 Nm | 370 Nm |
| Torque RPM | 3600 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 96 mm |
| Engine Stroke Size | 86.5 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Top Speed | 189 km/hour | 285 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 5.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2305 kg | 1485 kg |
| Vehicle Length | 4790 mm | 4440 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1830 mm | 1310 mm |
| Wheelbase Size | 2790 mm | 2360 mm |
| Fuel Consumption Overall | 14.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 78 L | 64 L |
