2009 Kia Optima vs. 2007 Mercedes-Benz CLS
To start off, 2009 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz CLS. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz CLS would be higher. At 5,460 cc (8 cylinders), 2007 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz CLS (382 HP @ 6000 RPM) has 207 more horse power than 2009 Kia Optima. (175 HP @ 6000 RPM) In normal driving conditions, 2007 Mercedes-Benz CLS should accelerate faster than 2009 Kia Optima.
Because 2007 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 2007 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2007 Mercedes-Benz CLS (530 Nm @ 2800 RPM) has 301 more torque (in Nm) than 2009 Kia Optima. (229 Nm @ 4000 RPM). This means 2007 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima. 2007 Mercedes-Benz CLS has automatic transmission and 2009 Kia Optima has manual transmission. 2009 Kia Optima will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Kia Optima | 2007 Mercedes-Benz CLS | |
Make | Kia | Mercedes-Benz |
Model | Optima | CLS |
Year Released | 2009 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2359 cc | 5460 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 175 HP | 382 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 229 Nm | 530 Nm |
Torque RPM | 4000 RPM | 2800 RPM |
Engine Compression Ratio | 10.1:1 | 10.7:1 |
Fuel Type | Gasoline | Diesel |
Drive Type | Front | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4810 mm | 4910 mm |
Vehicle Width | 1810 mm | 1880 mm |
Vehicle Height | 1490 mm | 1400 mm |
Wheelbase Size | 2730 mm | 2860 mm |
Fuel Consumption | 7.5 L/100km | 10.7 L/100km |
Fuel Consumption City | 10.8 L/100km | 15.7 L/100km |
Fuel Consumption Overall | 9.6 L/100km | 13.1 L/100km |
Fuel Tank Capacity | 62 L | 80 L |