2005 Kia Opirus vs. 2007 Lexus LS
To start off, 2007 Lexus LS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Kia Opirus. In addition, the cost of maintenance, including insurance, on 2005 Kia Opirus would be higher. At 4,608 cc (8 cylinders), 2007 Lexus LS is equipped with a bigger engine. In terms of performance, 2007 Lexus LS (376 HP @ 6400 RPM) has 180 more horse power than 2005 Kia Opirus. (196 HP @ 5500 RPM) In normal driving conditions, 2007 Lexus LS should accelerate faster than 2005 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus LS weights approximately 185 kg more than 2005 Kia Opirus. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus LS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Lexus LS. However, in wet, icy, snow, or gravel driving conditions, 2005 Kia Opirus, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Lexus LS (493 Nm @ 4100 RPM) has 199 more torque (in Nm) than 2005 Kia Opirus. (294 Nm @ 3500 RPM). This means 2007 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Opirus.
Compare all specifications:
| 2005 Kia Opirus | 2007 Lexus LS | |
| Make | Kia | Lexus |
| Model | Opirus | LS |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3497 cc | 4608 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 196 HP | 376 HP |
| Engine RPM | 5500 RPM | 6400 RPM |
| Torque | 294 Nm | 493 Nm |
| Torque RPM | 3500 RPM | 4100 RPM |
| Engine Bore Size | 93 mm | 94 mm |
| Engine Stroke Size | 85.8 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1945 kg |
| Vehicle Length | 4960 mm | 5040 mm |
| Vehicle Width | 1860 mm | 1470 mm |
| Vehicle Height | 1490 mm | 1880 mm |
| Wheelbase Size | 2810 mm | 2980 mm |
