2008 BMW X5 vs. 2006 Kia Optima
To start off, 2008 BMW X5 is newer by 2 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 2,979 cc (6 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (228 HP @ 5900 RPM) has 90 more horse power than 2006 Kia Optima. (138 HP @ 5500 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 76 kg more than 2006 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2008 BMW X5 (301 Nm @ 3500 RPM) has 102 more torque (in Nm) than 2006 Kia Optima. (199 Nm @ 3000 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
2008 BMW X5 | 2006 Kia Optima | |
Make | BMW | Kia |
Model | X5 | Optima |
Year Released | 2008 | 2006 |
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 | 228 HP | 138 HP |
Engine RPM | 5900 RPM | 5500 RPM |
Torque | 301 Nm | 199 Nm |
Torque RPM | 3500 RPM | 3000 RPM |
Engine Bore Size | 84 mm | 81 mm |
Engine Stroke Size | 89.6 mm | 88 mm |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 2080 kg | 2004 kg |
Vehicle Length | 4870 mm | 4730 mm |
Vehicle Height | 1470 mm | 1420 mm |
Wheelbase Size | 2830 mm | 2710 mm |
Fuel Consumption Overall | 14.2 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 85 L | 65 L |