2003 Kia Opirus vs. 2008 Nissan Altima
To start off, 2008 Nissan Altima 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 3,497 cc (6 cylinders), 2003 Kia Opirus is equipped with a bigger engine. In terms of performance, 2008 Nissan Altima (270 HP @ 6000 RPM) has 74 more horse power than 2003 Kia Opirus. (196 HP @ 5500 RPM) In normal driving conditions, 2008 Nissan Altima should accelerate faster than 2003 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2003 Kia Opirus weights approximately 683 kg more than 2008 Nissan Altima.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Nissan Altima (350 Nm @ 4400 RPM) has 55 more torque (in Nm) than 2003 Kia Opirus. (295 Nm @ 3500 RPM). This means 2008 Nissan Altima will have an easier job in driving up hills or pulling heavy equipment than 2003 Kia Opirus.
Compare all specifications:
| 2003 Kia Opirus | 2008 Nissan Altima | |
| Make | Kia | Nissan |
| Model | Opirus | Altima |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3497 cc | 3490 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 196 HP | 270 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 295 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1077 kg |
| Vehicle Length | 4960 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1490 mm | 1480 mm |
| Wheelbase Size | 2810 mm | 2780 mm |
