2004 Kia Opirus vs. 2006 Mercedes-Benz S
To start off, 2006 Mercedes-Benz S is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Kia Opirus. In addition, the cost of maintenance, including insurance, on 2004 Kia Opirus would be higher. At 3,498 cc (6 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (269 HP @ 6000 RPM) has 73 more horse power than 2004 Kia Opirus. (196 HP @ 5500 RPM) In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 2004 Kia Opirus. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz S weights approximately 165 kg more than 2004 Kia Opirus. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz S 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 2006 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2006 Mercedes-Benz S (350 Nm @ 2400 RPM) has 56 more torque (in Nm) than 2004 Kia Opirus. (294 Nm @ 3500 RPM). This means 2006 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Opirus.
Compare all specifications:
| 2004 Kia Opirus | 2006 Mercedes-Benz S | |
| Make | Kia | Mercedes-Benz |
| Model | Opirus | S |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3497 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 196 HP | 269 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 294 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 93 mm | 92.9 mm |
| Engine Stroke Size | 85.8 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| 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 | 1925 kg |
| Vehicle Length | 4960 mm | 5210 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1490 mm | 1480 mm |
| Wheelbase Size | 2810 mm | 3170 mm |
