2005 Kia Optima vs. 2005 Mercedes-Benz G
To start off, both 2005 Kia Optima and 2005 Mercedes-Benz G were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,439 cc (8 cylinders), 2005 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz G (469 HP @ 4200 RPM) has 299 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2005 Mercedes-Benz G should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz G weights approximately 1049 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 2005 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2005 Mercedes-Benz G 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, 2005 Mercedes-Benz G (700 Nm) has 459 more torque (in Nm) than 2005 Kia Optima. (241 Nm). This means 2005 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2005 Mercedes-Benz G | |
| Make | Kia | Mercedes-Benz |
| Model | Optima | G |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 170 HP | 469 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 241 Nm | 700 Nm |
| Engine Bore Size | 87 mm | 97.1 mm |
| Engine Stroke Size | 75 mm | 92 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1487 kg | 2536 kg |
| Vehicle Length | 4730 mm | 4720 mm |
| Vehicle Width | 1820 mm | 1870 mm |
| Vehicle Height | 1420 mm | 1980 mm |
| Wheelbase Size | 2710 mm | 2860 mm |
| Fuel Consumption | 8.9 L/100km | 16.8 L/100km |
| Fuel Consumption City | 11.9 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 10.4 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 65 L | 96 L |
