2009 Kia Optima vs. 2003 Jeep Grand Cherokee
To start off, 2009 Kia Optima is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2003 Jeep Grand Cherokee would be higher. At 3,960 cc (6 cylinders), 2003 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2003 Jeep Grand Cherokee (195 HP @ 4600 RPM) has 19 more horse power than 2009 Kia Optima. (176 HP @ 6000 RPM) In normal driving conditions, 2003 Jeep Grand Cherokee should accelerate faster than 2009 Kia Optima.
Because 2003 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2009 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2003 Jeep Grand Cherokee 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, 2003 Jeep Grand Cherokee (312 Nm @ 3000 RPM) has 83 more torque (in Nm) than 2009 Kia Optima. (229 Nm @ 4000 RPM). This means 2003 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima.
Compare all specifications:
| 2009 Kia Optima | 2003 Jeep Grand Cherokee | |
| Make | Kia | Jeep |
| Model | Optima | Grand Cherokee |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2359 cc | 3960 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 176 HP | 195 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 229 Nm | 312 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Compression Ratio | 10.0:1 | 8.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4810 mm | 4620 mm |
| Vehicle Width | 1810 mm | 1840 mm |
| Vehicle Height | 1490 mm | 1770 mm |
| Wheelbase Size | 2730 mm | 2700 mm |
| Fuel Tank Capacity | 62 L | 78 L |
