2006 BMW 545 vs. 2006 Kia Optima
To start off, both 2006 BMW 545 and 2006 Kia Optima were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,396 cc (8 cylinders), 2006 BMW 545 is equipped with a bigger engine. In terms of performance, 2006 BMW 545 (328 HP @ 6100 RPM) has 158 more horse power than 2006 Kia Optima. (170 HP @ 6000 RPM). In normal driving conditions, 2006 BMW 545 should accelerate faster than 2006 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 545 weights approximately 348 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.
Because 2006 BMW 545 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 545. However, in wet, icy, snow, or gravel driving conditions, 2006 Kia Optima, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 BMW 545 (450 Nm @ 3600 RPM) has 205 more torque (in Nm) than 2006 Kia Optima. (245 Nm @ 4000 RPM). This means 2006 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2006 Kia Optima.
Compare all specifications:
2006 BMW 545 | 2006 Kia Optima | |
Make | BMW | Kia |
Model | 545 | Optima |
Year Released | 2006 | 2006 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4396 cc | 2671 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 328 HP | 170 HP |
Engine RPM | 6100 RPM | 6000 RPM |
Torque | 450 Nm | 245 Nm |
Torque RPM | 3600 RPM | 4000 RPM |
Engine Bore Size | 92 mm | 86.8 mm |
Engine Stroke Size | 83 mm | 75 mm |
Engine Compression Ratio | 10.0:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1835 kg | 1487 kg |
Vehicle Length | 4850 mm | 4730 mm |
Vehicle Width | 1850 mm | 1820 mm |
Vehicle Height | 1380 mm | 1420 mm |
Wheelbase Size | 2890 mm | 2710 mm |
Fuel Consumption Highway | 9.1 L/100km | 8.7 L/100km |
Fuel Consumption Overall | 10.6 L/100km | 10.2 L/100km |
Fuel Tank Capacity | 70 L | 65 L |