2003 Kia Opirus vs. 2008 Kia Sorento
To start off, 2008 Kia Sorento is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Kia Opirus. In addition, the cost of maintenance, including insurance, on 2003 Kia Opirus would be higher. At 3,778 cc (6 cylinders), 2008 Kia Sorento is equipped with a bigger engine. In terms of performance, 2008 Kia Sorento (264 HP @ 6000 RPM) has 68 more horse power than 2003 Kia Opirus. (196 HP @ 5500 RPM) In normal driving conditions, 2008 Kia Sorento should accelerate faster than 2003 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2008 Kia Sorento weights approximately 158 kg more than 2003 Kia Opirus. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Kia Sorento is four wheel drive (4WD), it will have significant more traction and grip than 2003 Kia Opirus. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Kia Sorento (360 Nm @ 4500 RPM) has 65 more torque (in Nm) than 2003 Kia Opirus. (295 Nm @ 3500 RPM). This means 2008 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 2003 Kia Opirus. 2003 Kia Opirus has automatic transmission and 2008 Kia Sorento has manual transmission. 2008 Kia Sorento will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Kia Opirus will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Kia Opirus | 2008 Kia Sorento | |
| Make | Kia | Kia |
| Model | Opirus | Sorento |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3497 cc | 3778 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 196 HP | 264 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 295 Nm | 360 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 93 mm |
| Engine Stroke Size | 85.8 mm | 85.8 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1760 kg | 1918 kg |
| Vehicle Length | 4960 mm | 5010 mm |
| Vehicle Height | 1490 mm | 1660 mm |
| Wheelbase Size | 2810 mm | 2720 mm |
