2003 BMW X5 vs. 2007 Kia Optima
To start off, 2007 Kia Optima is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 would be higher. At 2,993 cc (6 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (227 HP @ 6100 RPM) has 65 more horse power than 2007 Kia Optima. (162 HP @ 5800 RPM). In normal driving conditions, 2003 BMW X5 should accelerate faster than 2007 Kia Optima.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2003 BMW X5 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, 2003 BMW X5 (300 Nm @ 3500 RPM) has 78 more torque (in Nm) than 2007 Kia Optima. (222 Nm @ 4260 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
2003 BMW X5 | 2007 Kia Optima | |
Make | BMW | Kia |
Model | X5 | Optima |
Year Released | 2003 | 2007 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2993 cc | 2399 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 227 HP | 162 HP |
Engine RPM | 6100 RPM | 5800 RPM |
Torque | 300 Nm | 222 Nm |
Torque RPM | 3500 RPM | 4260 RPM |
Engine Compression Ratio | 10.2:1 | 10.5:1 |
Drive Type | 4WD | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Length | 4670 mm | 4740 mm |
Vehicle Width | 1880 mm | 1810 mm |
Vehicle Height | 1720 mm | 1490 mm |
Wheelbase Size | 2890 mm | 2730 mm |
Fuel Tank Capacity | 93 L | 65 L |