2009 Acura RDX vs. 2006 Kia Optima
To start off, 2009 Acura RDX is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Kia Optima. In addition, the cost of maintenance, including insurance, on 2006 Kia Optima would be higher. At 2,671 cc (6 cylinders), 2006 Kia Optima is equipped with a bigger engine. In terms of performance, 2009 Acura RDX (240 HP @ 6000 RPM) has 70 more horse power than 2006 Kia Optima. (170 HP @ 6000 RPM). In normal driving conditions, 2009 Acura RDX should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 38 kg more than 2009 Acura RDX.
Because 2009 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2006 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Acura RDX (353 Nm @ 4500 RPM) has 108 more torque (in Nm) than 2006 Kia Optima. (245 Nm @ 4000 RPM). This means 2009 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
2009 Acura RDX | 2006 Kia Optima | |
Make | Acura | Kia |
Model | RDX | Optima |
Year Released | 2009 | 2006 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2300 cc | 2671 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 240 HP | 170 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 353 Nm | 245 Nm |
Torque RPM | 4500 RPM | 4000 RPM |
Engine Compression Ratio | 11.0:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1450 kg | 1488 kg |
Vehicle Length | 4600 mm | 4730 mm |
Vehicle Width | 1880 mm | 1820 mm |
Vehicle Height | 1660 mm | 1420 mm |
Wheelbase Size | 2660 mm | 2710 mm |
Fuel Consumption Highway | 10.7 L/100km | 8.7 L/100km |
Fuel Consumption City | 13.8 L/100km | 11.8 L/100km |
Fuel Consumption Overall | 12.4 L/100km | 10.2 L/100km |
Fuel Tank Capacity | 68 L | 65 L |