2004 Kia Optima vs. 2005 Kia Sorento
To start off, 2005 Kia Sorento is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Kia Optima. In addition, the cost of maintenance, including insurance, on 2004 Kia Optima would be higher. At 2,497 cc (4 cylinders), 2005 Kia Sorento is equipped with a bigger engine. In terms of performance, 2005 Kia Sorento (139 HP @ 3800 RPM) has 1 more horse power than 2004 Kia Optima. (138 HP @ 3800 RPM) In normal driving conditions, 2005 Kia Sorento should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Sorento weights approximately 507 kg more than 2004 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Kia Sorento is four wheel drive (4WD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2005 Kia Sorento 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, 2005 Kia Sorento (314 Nm) has 115 more torque (in Nm) than 2004 Kia Optima. (199 Nm). This means 2005 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2004 Kia Optima | 2005 Kia Sorento | |
| Make | Kia | Kia |
| Model | Optima | Sorento |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2398 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 139 HP |
| Engine RPM | 3800 RPM | 3800 RPM |
| Torque | 199 Nm | 314 Nm |
| Engine Bore Size | 87 mm | 91 mm |
| Engine Stroke Size | 100 mm | 96 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1549 kg | 2056 kg |
| Vehicle Length | 4730 mm | 4500 mm |
| Vehicle Width | 1820 mm | 1840 mm |
| Vehicle Height | 1420 mm | 1820 mm |
| Wheelbase Size | 2720 mm | 2710 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 65 L | 60 L |
