2007 Kia Optima vs. 2006 Kia Sorento
To start off, 2007 Kia Optima is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Kia Sorento. In addition, the cost of maintenance, including insurance, on 2006 Kia Sorento would be higher. At 3,491 cc (6 cylinders), 2006 Kia Sorento is equipped with a bigger engine. In terms of performance, 2006 Kia Sorento (192 HP @ 5500 RPM) has 30 more horse power than 2007 Kia Optima. (162 HP @ 5800 RPM) In normal driving conditions, 2006 Kia Sorento should accelerate faster than 2007 Kia Optima.
Because 2006 Kia Sorento is four wheel drive (4WD), it will have significant more traction and grip than 2007 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Kia Sorento (294 Nm @ 3000 RPM) has 72 more torque (in Nm) than 2007 Kia Optima. (222 Nm @ 4250 RPM). This means 2006 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
| 2007 Kia Optima | 2006 Kia Sorento | |
| Make | Kia | Kia |
| Model | Optima | Sorento |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2359 cc | 3491 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 162 HP | 192 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 222 Nm | 294 Nm |
| Torque RPM | 4250 RPM | 3000 RPM |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4740 mm | 4570 mm |
| Vehicle Width | 1810 mm | 1890 mm |
| Vehicle Height | 1490 mm | 1820 mm |
| Wheelbase Size | 2730 mm | 2720 mm |
| Fuel Consumption | 6.9 L/100km | 11.8 L/100km |
| Fuel Consumption City | 9.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 8.4 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 62 L | 80 L |
