2007 BMW X3 vs. 2005 Kia Optima
To start off, 2007 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 2,979 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 122 more horse power than 2005 Kia Optima. (138 HP @ 4000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2005 Kia Optima.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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 BMW X3 (306 Nm) has 107 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
2007 BMW X3 | 2005 Kia Optima | |
Make | BMW | Kia |
Model | X3 | Optima |
Year Released | 2007 | 2005 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2979 cc | 2360 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 260 HP | 138 HP |
Engine RPM | 6600 RPM | 4000 RPM |
Torque | 306 Nm | 199 Nm |
Engine Bore Size | 85 mm | 87.1 mm |
Engine Stroke Size | 88 mm | 100 mm |
Drive Type | 4WD | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 4580 mm | 4730 mm |
Vehicle Width | 1860 mm | 1820 mm |
Vehicle Height | 1680 mm | 1420 mm |
Wheelbase Size | 2800 mm | 2620 mm |
Fuel Consumption Highway | 9.1 L/100km | 7.8 L/100km |
Fuel Consumption City | 13.1 L/100km | 10.7 L/100km |
Fuel Consumption Overall | 11.2 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 67 L | 65 L |