2004 Ford Explorer vs. 2006 Kia Optima
To start off, 2006 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Ford Explorer. In addition, the cost of maintenance, including insurance, on 2004 Ford Explorer would be higher. At 4,605 cc (8 cylinders), 2004 Ford Explorer is equipped with a bigger engine. In terms of performance, 2004 Ford Explorer (239 HP @ 6000 RPM) has 101 more horse power than 2006 Kia Optima. (138 HP @ 5500 RPM). In normal driving conditions, 2004 Ford Explorer should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 190 kg more than 2004 Ford Explorer.
Let's talk about torque, 2004 Ford Explorer (382 Nm) has 183 more torque (in Nm) than 2006 Kia Optima. (199 Nm). This means 2004 Ford Explorer will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
| 2004 Ford Explorer | 2006 Kia Optima | |
| Make | Ford | Kia |
| Model | Explorer | Optima |
| Year Released | 2004 | 2006 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4605 cc | 2360 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 239 HP | 138 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 382 Nm | 199 Nm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1298 kg | 1488 kg |
| Vehicle Length | 4820 mm | 4730 mm |
| Vehicle Width | 1840 mm | 1820 mm |
| Vehicle Height | 1820 mm | 1420 mm |
| Wheelbase Size | 2900 mm | 2710 mm |
| Fuel Consumption Highway | 11.8 L/100km | 7.8 L/100km |
| Fuel Consumption City | 15.7 L/100km | 10.2 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 85 L | 65 L |
