2005 Kia Optima vs. 2004 Xedos 9
To start off, 2005 Kia Optima is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Xedos 9. In addition, the cost of maintenance, including insurance, on 2004 Xedos 9 would be higher. At 2,497 cc (6 cylinders), 2004 Xedos 9 is equipped with a bigger engine. In terms of performance, 2004 Xedos 9 (161 HP @ 6000 RPM) has 23 more horse power than 2005 Kia Optima. (138 HP @ 4000 RPM) In normal driving conditions, 2004 Xedos 9 should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Xedos 9 weights approximately 88 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.
Let's talk about torque, 2004 Xedos 9 (212 Nm) has 13 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2004 Xedos 9 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2004 Xedos 9 | |
| Make | Kia | Xedos |
| Model | Optima | 9 |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2360 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 161 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 199 Nm | 212 Nm |
| Vehicle Weight | 1497 kg | 1585 kg |
| Vehicle Length | 4730 mm | 4880 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2620 mm | 2760 mm |
