The Comparative Analysis :
Mercedes C 350 CDI BlueEFFICIENCY 7G-TRONIC PLUS (11 - 13) vs. KIA Optima 2.0 Automatic (13 - 15)
€ 48,300

€ 29,600

€ 48,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 29,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes C 350 CDI BlueEFFICIENCY is considerably smaller in every dimension. It's 10.2 inches shorter, 2.4 inches narrower and 0.4 inches lower than the KIA Optima 2.0.
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
56.9
69.7
79.1
57.3
72
79.9
69.7 in
Width
72 in
79.1 in
Width Incl. Mirrors
79.9 in
56.9 in
Height
57.3 in
108.7
180.6
110
190.7
180.6 in
Length
190.7 in
108.7 in
Wheelbase
110 in
Vehicle Weight
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
3759 lb
Curb Weight
3362 lb
4894 lb
Gross Vehicle
Weight
Weight
4409 lb

Weight Difference:
397 lb
10.56 %

General
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
W204
Generation
TF
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Front-wheel drive

7-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
V6 diesel engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
Mercedes-Benz OM 642
Engine Series
OM 642.834
Engine Code

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
261 hp
at 3800 rpm
Power
163 hp
at 6500 rpm
Mercedes C 350 CDI BlueEFFICIENCY
261 hp
163 hp
KIA Optima 2.0
457 lb‑ft
at 1600 rpm
Max. Torque
145 lb‑ft
at 4800 rpm
Mercedes C 350 CDI BlueEFFICIENCY
457 lb‑ft
145 lb‑ft
KIA Optima 2.0
Performance
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
155 mph
Maximum Speed
126 mph
6 sec
Acceleration 0 to 62 mph
10.6 sec
62 mph
62
mph
mph
272 ft
0.000 sec

Mercedes C 350 CDI BlueEFFICIENCY
62 mph
62
mph
mph
482 ft
0.000 sec

KIA Optima 2.0
▶ REPLAY
14.4 lb/hp
Weight-to-Power Ratio
20.63 lb/hp
Mercedes C 350 CDI BlueEFFICIENCY
14.4 lb/hp
20.63 lb/hp
KIA Optima 2.0
Fuel Economy / Emissions
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
Fuel Economy
40 mpg
combined
31 mpg
Mercedes C 350 CDI BlueEFFICIENCY
40 mpg
31 mpg
KIA Optima 2.0
33 mpg
city
23 mpg
45 mpg
highway
39 mpg
15.6 gal
Fuel Tank Capacity
18.5 gal
621 mi
Range
572 mi
Mercedes C 350 CDI BlueEFFICIENCY
621 mi
572 mi
KIA Optima 2.0
Environmental Impact
121.3 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
144 kWh
Mercedes C 350 CDI BlueEFFICIENCY
121.3 kWh
144 kWh
KIA Optima 2.0
Euro 5
Emission Standard
Euro 5
248 g/mi (NEFZ)
CO2 Emissions
285 g/mi (NEFZ)
Practical Convenience
Mercedes C 350 CDI BlueEFFICIENCY
KIA Optima 2.0
4
Doors
4
5
No. of Seats
5
1135 lb
Maximum Payload
1047 lb
13.5 cu ft
Trunk Volume
14.3 cu ft









No data
Cargo Volume (Seats Down)
No data