1999 Jeep Grand Cherokee vs. 2009 Jeep Commander
To start off, 2009 Jeep Commander is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 1999 Jeep Grand Cherokee would be higher. At 5,654 cc (8 cylinders), 2009 Jeep Commander is equipped with a bigger engine. In terms of performance, 2009 Jeep Commander (347 HP @ 5000 RPM) has 209 more horse power than 1999 Jeep Grand Cherokee. (138 HP @ 3600 RPM) In normal driving conditions, 2009 Jeep Commander should accelerate faster than 1999 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Commander weights approximately 505 kg more than 1999 Jeep Grand Cherokee. 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 Commander (520 Nm @ 4000 RPM) has 136 more torque (in Nm) than 1999 Jeep Grand Cherokee. (384 Nm @ 1800 RPM). This means 2009 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1999 Jeep Grand Cherokee.
Compare all specifications:
| 1999 Jeep Grand Cherokee | 2009 Jeep Commander | |
| Make | Jeep | Jeep |
| Model | Grand Cherokee | Commander |
| Year Released | 1999 | 2009 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 3125 cc | 5654 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 138 HP | 347 HP |
| Engine RPM | 3600 RPM | 5000 RPM |
| Torque | 384 Nm | 520 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1850 kg | 2355 kg |
| Vehicle Length | 4620 mm | 4790 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1770 mm | 1830 mm |
| Wheelbase Size | 2700 mm | 2790 mm |
