2007 Infiniti QX56 vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2007 Infiniti QX56 would be higher. At 5,552 cc (8 cylinders), 2007 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2007 Infiniti QX56 (320 HP @ 4900 RPM) has 154 more horse power than 2011 Kia Optima. (166 HP @ 6000 RPM). In normal driving conditions, 2007 Infiniti QX56 should accelerate faster than 2011 Kia Optima.
Because 2007 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 Infiniti QX56 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, 2007 Infiniti QX56 (533 Nm @ 3600 RPM) has 324 more torque (in Nm) than 2011 Kia Optima. (209 Nm @ 4250 RPM). This means 2007 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2011 Kia Optima.
Compare all specifications:
2007 Infiniti QX56 | 2011 Kia Optima | |
Make | Infiniti | Kia |
Model | QX56 | Optima |
Year Released | 2007 | 2011 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 5552 cc | 2400 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 320 HP | 166 HP |
Engine RPM | 4900 RPM | 6000 RPM |
Torque | 533 Nm | 209 Nm |
Torque RPM | 3600 RPM | 4250 RPM |
Fuel Type | Diesel | Gasoline / Electric Hybrid |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 7 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 5260 mm | 4844 mm |
Vehicle Width | 2010 mm | 1831 mm |
Vehicle Height | 1980 mm | 1455 mm |
Wheelbase Size | 3140 mm | 2797 mm |
Fuel Consumption Highway | 13.1 L/100km | 5.9 L/100km |
Fuel Consumption City | 18.1 L/100km | 6.7 L/100km |
Fuel Tank Capacity | 106 L | 65 L |