2004 Kia Optima vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 3 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, 2007 BMW 525 (215 HP @ 6500 RPM) has 45 more horse power than 2004 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2007 BMW 525 should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 78 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 2007 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 BMW 525 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 525 (250 Nm) has 5 more torque (in Nm) than 2004 Kia Optima. (245 Nm). This means 2007 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
2004 Kia Optima | 2007 BMW 525 | |
Make | Kia | BMW |
Model | Optima | 525 |
Year Released | 2004 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2671 cc | 2497 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 170 HP | 215 HP |
Engine RPM | 4000 RPM | 6500 RPM |
Torque | 245 Nm | 250 Nm |
Engine Bore Size | 87 mm | 78.8 mm |
Engine Stroke Size | 75 mm | 82 mm |
Engine Compression Ratio | 10.0:1 | 11.0:1 |
Drive Type | Front | 4WD |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1487 kg | 1565 kg |
Vehicle Length | 4730 mm | 4850 mm |
Vehicle Width | 1820 mm | 1850 mm |
Vehicle Height | 1420 mm | 1470 mm |
Wheelbase Size | 2720 mm | 2890 mm |
Fuel Consumption Highway | 8.7 L/100km | 7.2 L/100km |
Fuel Consumption Overall | 10.2 L/100km | 9.6 L/100km |
Fuel Tank Capacity | 65 L | 70 L |