2005 Kia Optima vs. 2010 Mercedes-Benz A
To start off, 2010 Mercedes-Benz A 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 2,671 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (170 HP @ 4000 RPM) has 55 more horse power than 2010 Mercedes-Benz A. (115 HP @ 5500 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2010 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 247 kg more than 2010 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Kia Optima (241 Nm) has 86 more torque (in Nm) than 2010 Mercedes-Benz A. (155 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2010 Mercedes-Benz A.
Compare all specifications:
| 2005 Kia Optima | 2010 Mercedes-Benz A | |
| Make | Kia | Mercedes-Benz |
| Model | Optima | A |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1699 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 170 HP | 115 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 241 Nm | 155 Nm |
| Engine Bore Size | 87 mm | 83 mm |
| Engine Stroke Size | 75 mm | 78.5 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 1240 kg |
| Vehicle Length | 4730 mm | 3890 mm |
| Vehicle Width | 1820 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1600 mm |
| Wheelbase Size | 2710 mm | 2570 mm |
| Fuel Consumption Overall | 10.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 65 L | 54 L |
