2006 GMC Sierra vs. 2004 Kia Optima
To start off, 2006 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Kia Optima. In addition, the cost of maintenance, including insurance, on 2004 Kia Optima would be higher. At 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 125 more horse power than 2004 Kia Optima. (170 HP @ 4000 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2004 Kia Optima.
Let's talk about torque, 2006 GMC Sierra (454 Nm) has 209 more torque (in Nm) than 2004 Kia Optima. (245 Nm). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2006 GMC Sierra | 2004 Kia Optima | |
| Make | GMC | Kia |
| Model | Sierra | Optima |
| Year Released | 2006 | 2004 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 2671 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 170 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 454 Nm | 245 Nm |
| Engine Bore Size | 96 mm | 87 mm |
| Engine Stroke Size | 92 mm | 75 mm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5850 mm | 4730 mm |
| Vehicle Width | 2000 mm | 1820 mm |
| Vehicle Height | 1810 mm | 1420 mm |
| Wheelbase Size | 3650 mm | 2720 mm |
| Fuel Consumption Highway | 11.2 L/100km | 8.7 L/100km |
| Fuel Consumption City | 13.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 98 L | 65 L |
