2005 BMW 645 vs. 2011 Kia Optima
To start off, 2011 Kia Optima is newer by 6 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP @ 6100 RPM) has 172 more horse power than 2011 Kia Optima. (166 HP @ 6000 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 2011 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 132 kg more than 2011 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 645 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 645. However, in wet, icy, snow, or gravel driving conditions, 2011 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 645 (439 Nm @ 3600 RPM) has 230 more torque (in Nm) than 2011 Kia Optima. (209 Nm @ 4250 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2011 Kia Optima. 2011 Kia Optima has automatic transmission and 2005 BMW 645 has manual transmission. 2005 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Kia Optima will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 BMW 645 | 2011 Kia Optima | |
Make | BMW | Kia |
Model | 645 | Optima |
Year Released | 2005 | 2011 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 4390 cc | 2400 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 338 HP | 166 HP |
Engine RPM | 6100 RPM | 6000 RPM |
Torque | 439 Nm | 209 Nm |
Torque RPM | 3600 RPM | 4250 RPM |
Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
Drive Type | Rear | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1715 kg | 1583 kg |
Vehicle Length | 4830 mm | 4844 mm |
Vehicle Width | 1860 mm | 1831 mm |
Vehicle Height | 1380 mm | 1455 mm |
Wheelbase Size | 2790 mm | 2797 mm |
Fuel Consumption Highway | 9.4 L/100km | 5.9 L/100km |
Fuel Consumption City | 13.8 L/100km | 6.7 L/100km |
Fuel Tank Capacity | 70 L | 65 L |