2005 BMW 745 vs. 2007 Kia Optima
To start off, 2007 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 745. In addition, the cost of maintenance, including insurance, on 2005 BMW 745 would be higher. At 4,398 cc (8 cylinders), 2005 BMW 745 is equipped with a bigger engine. In terms of performance, 2005 BMW 745 (325 HP @ 6000 RPM) has 140 more horse power than 2007 Kia Optima. (185 HP @ 6000 RPM). In normal driving conditions, 2005 BMW 745 should accelerate faster than 2007 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 745 weights approximately 523 kg more than 2007 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 745 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 2005 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2005 BMW 745 (450 Nm @ 3600 RPM) has 203 more torque (in Nm) than 2007 Kia Optima. (247 Nm @ 4000 RPM). This means 2005 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
2005 BMW 745 | 2007 Kia Optima | |
Make | BMW | Kia |
Model | 745 | Optima |
Year Released | 2005 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2654 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 325 HP | 185 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 450 Nm | 247 Nm |
Torque RPM | 3600 RPM | 4000 RPM |
Engine Bore Size | 92.1 mm | 86.7 mm |
Engine Stroke Size | 82.7 mm | 75 mm |
Engine Compression Ratio | 10.5:1 | 10.4:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 2010 kg | 1487 kg |
Wheelbase Size | 3000 mm | 2730 mm |
Fuel Consumption Overall | 11.2 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 88 L | 62 L |