2004 Kia Optima vs. 2011 Acura RDX
To start off, 2011 Acura RDX is newer by 7 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 2,671 cc (6 cylinders), 2004 Kia Optima is equipped with a bigger engine. In terms of performance, 2011 Acura RDX (240 HP @ 6000 RPM) has 70 more horse power than 2004 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2011 Acura RDX should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura RDX weights approximately 296 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 2011 Acura RDX is all wheel drive (AWD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2011 Acura RDX 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, 2011 Acura RDX (352 Nm) has 107 more torque (in Nm) than 2004 Kia Optima. (245 Nm). This means 2011 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
2004 Kia Optima | 2011 Acura RDX | |
Make | Kia | Acura |
Model | Optima | RDX |
Year Released | 2004 | 2011 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 2671 cc | 2300 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 170 HP | 240 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 245 Nm | 352 Nm |
Drive Type | Front | AWD |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1487 kg | 1783 kg |
Vehicle Length | 4730 mm | 4636 mm |
Vehicle Width | 1820 mm | 1869 mm |
Vehicle Height | 1420 mm | 1654 mm |
Wheelbase Size | 2720 mm | 2649 mm |
Fuel Consumption | 8.7 L/100km | 10.7 L/100km |
Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
Fuel Tank Capacity | 65 L | 68 L |