2005 Kia Optima vs. 2010 Mercedes-Benz E
To start off, 2010 Mercedes-Benz E is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 5,500 cc (8 cylinders), 2010 Mercedes-Benz E is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz E (382 HP @ 6000 RPM) has 212 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2010 Mercedes-Benz E should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz E weights approximately 393 kg more than 2005 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Mercedes-Benz E is all wheel drive (AWD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2010 Mercedes-Benz E 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, 2010 Mercedes-Benz E (530 Nm) has 289 more torque (in Nm) than 2005 Kia Optima. (241 Nm). This means 2010 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2010 Mercedes-Benz E | |
| Make | Kia | Mercedes-Benz |
| Model | Optima | E |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 382 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 241 Nm | 530 Nm |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1487 kg | 1880 kg |
| Vehicle Length | 4730 mm | 4869 mm |
| Vehicle Width | 1820 mm | 1928 mm |
| Vehicle Height | 1420 mm | 1466 mm |
| Wheelbase Size | 2710 mm | 2873 mm |
| Fuel Consumption | 8.9 L/100km | 10.2 L/100km |
| Fuel Consumption City | 11.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 65 L | 80 L |
