2005 Kia Optima vs. 2009 Mercedes-Benz CLS

To start off, 2009 Mercedes-Benz CLS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 2,995 cc (6 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (475 HP @ 6800 RPM) has 337 more horse power than 2005 Kia Optima. (138 HP @ 3800 RPM) In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 242 kg more than 2005 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 2009 Mercedes-Benz CLS 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 2009 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2009 Mercedes-Benz CLS (630 Nm) has 431 more torque (in Nm) than 2005 Kia Optima. (199 Nm). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.

Compare all specifications:

2005 Kia Optima 2009 Mercedes-Benz CLS
Make Kia Mercedes-Benz
Model Optima CLS
Year Released 2005 2009
Body Type Sedan Sedan
Engine Position Front Front
Engine Size 2360 cc 2995 cc
Engine Cylinders 4 cylinders 6 cylinders
Engine Type in-line V
Valves per Cylinder 4 valves 4 valves
Horse Power 138 HP 475 HP
Engine RPM 3800 RPM 6800 RPM
Torque 199 Nm 630 Nm
Engine Bore Size 87 mm 88 mm
Engine Stroke Size 100 mm 82.1 mm
Engine Compression Ratio 10.0:1 11.3:1
Drive Type Front Rear
Number of Seats 5 seats 4 seats
Number of Doors 4 doors 4 doors
Vehicle Weight 1488 kg 1730 kg
Vehicle Length 4730 mm 4920 mm
Vehicle Width 1820 mm 1880 mm
Vehicle Height 1420 mm 1440 mm
Wheelbase Size 2710 mm 2860 mm
Fuel Consumption Overall 9.4 L/100km 9.8 L/100km
Fuel Tank Capacity 65 L 80 L


 

More Comparisons

Resources

Replacing Your Front Disc Brakes Made Simple: The Definitive DIY Guide
Replace the front disc brakes of your vehicle and save money on labour cost. Read this guide to learn how. [read more]
What to look for when buying a used/second hand car.
Diligence through every step of the buying process will help you find a reliable used car and avoid any unpleasant surprises. [read more]
Step-by-Step Guide on How to Perform an Oil Change on Your Car
One of the most effective ways of saving money on car maintenance is to change the oil yourself. [read more]