2005 GMC Envoy vs. 2004 Kia Optima
To start off, 2005 GMC Envoy is newer by 1 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 5,357 cc (8 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2005 GMC Envoy (300 HP) has 130 more horse power than 2004 Kia Optima. (170 HP). In normal driving conditions, 2005 GMC Envoy should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 784 kg more than 2004 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2005 GMC Envoy 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 GMC Envoy (447 Nm) has 202 more torque (in Nm) than 2004 Kia Optima. (245 Nm). This means 2005 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2005 GMC Envoy | 2004 Kia Optima | |
| Make | GMC | Kia |
| Model | Envoy | Optima |
| Year Released | 2005 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5357 cc | 2671 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 170 HP |
| Torque | 447 Nm | 245 Nm |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2271 kg | 1487 kg |
| Vehicle Length | 5280 mm | 4730 mm |
| Vehicle Width | 1900 mm | 1820 mm |
| Vehicle Height | 1920 mm | 1420 mm |
| Wheelbase Size | 3280 mm | 2720 mm |
| Fuel Consumption Highway | 12.4 L/100km | 8.7 L/100km |
| Fuel Consumption City | 16.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 95 L | 65 L |
