2005 Mercedes-Benz Viano vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz Viano would be higher. At 3,199 cc (6 cylinders), 2005 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2011 Kia Optima (274 HP @ 6000 RPM) has 87 more horse power than 2005 Mercedes-Benz Viano. (187 HP @ 5700 RPM) In normal driving conditions, 2011 Kia Optima should accelerate faster than 2005 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz Viano weights approximately 575 kg more than 2011 Kia Optima.
Because 2005 Mercedes-Benz Viano 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 2005 Mercedes-Benz Viano. However, in wet, icy, snow, or gravel driving conditions, 2011 Kia Optima, 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, 2011 Kia Optima (364 Nm @ 1750 RPM) has 94 more torque (in Nm) than 2005 Mercedes-Benz Viano. (270 Nm @ 2750 RPM). This means 2011 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz Viano.
Compare all specifications:
| 2005 Mercedes-Benz Viano | 2011 Kia Optima | |
| Make | Mercedes-Benz | Kia |
| Model | Viano | Optima |
| Year Released | 2005 | 2011 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 187 HP | 274 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 270 Nm | 364 Nm |
| Torque RPM | 2750 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2110 kg | 1535 kg |
| Vehicle Length | 4750 mm | 4844 mm |
| Vehicle Width | 1910 mm | 1831 mm |
| Vehicle Height | 1880 mm | 1455 mm |
| Wheelbase Size | 3210 mm | 2797 mm |
| Fuel Tank Capacity | 75 L | 70 L |
