2008 Jeep Commander vs. 2005 Kia Optima
To start off, 2008 Jeep Commander is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 5,654 cc (8 cylinders), 2008 Jeep Commander is equipped with a bigger engine. In terms of performance, 2008 Jeep Commander (322 HP @ 5000 RPM) has 184 more horse power than 2005 Kia Optima. (138 HP @ 4000 RPM). In normal driving conditions, 2008 Jeep Commander should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jeep Commander weights approximately 858 kg more than 2005 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2008 Jeep Commander 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, 2008 Jeep Commander (500 Nm) has 301 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2008 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2008 Jeep Commander | 2005 Kia Optima | |
| Make | Jeep | Kia |
| Model | Commander | Optima |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5654 cc | 2360 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 322 HP | 138 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 500 Nm | 199 Nm |
| Engine Bore Size | 99.5 mm | 87.1 mm |
| Engine Stroke Size | 90.9 mm | 100 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2355 kg | 1497 kg |
| Vehicle Length | 4790 mm | 4730 mm |
| Vehicle Width | 1910 mm | 1820 mm |
| Vehicle Height | 1830 mm | 1420 mm |
| Wheelbase Size | 2790 mm | 2620 mm |
| Fuel Consumption Overall | 15.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 80 L | 65 L |
