The Comparative Analysis :
Mercedes C 320 CDI (07 - 09) vs. KIA Optima 2.0 (16 - 18)
€ 42,500

€ 25,100

€ 42,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 25,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes C 320 CDI is considerably smaller in every dimension. It's 26.9 cm shorter, 9 cm narrower and 1.7 cm lower than the KIA Optima 2.0.
Mercedes C 320 CDI
KIA Optima 2.0
1448
1770
2008
1465
1860
2120
1770 mm
Width
1860 mm
2008 mm
Width Incl. Mirrors
2120 mm
1448 mm
Height
1465 mm
2760
4586
2805
4855
4586 mm
Length
4855 mm
2760 mm
Wheelbase
2805 mm
Vehicle Weight
Mercedes C 320 CDI
KIA Optima 2.0
1700 kg
Kerb Weight
1530 kg
2185 kg
Gross Vehicle
Weight
Weight
2000 kg

Weight Difference:
170 kg
10 %

General
Mercedes C 320 CDI
KIA Optima 2.0
W204
Generation
JF
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Front-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Mercedes C 320 CDI
KIA Optima 2.0
V6 diesel engine with turbocharger
Engine Type
Straight-four petrol engine (naturally aspirated engine)
Mercedes-Benz OM 642
Engine Series
OM 642.960
Engine Code

4
Valves
4
6
Cylinders
4
2987 CC
Engine Capacity
1999 CC
221 bhp
at 3800 rpm
Power
161 bhp
at 6500 rpm
Mercedes C 320 CDI
221 bhp
161 bhp
KIA Optima 2.0
510 NM
at 1600 rpm
Max. Torque
196 NM
at 4800 rpm
Mercedes C 320 CDI
510 NM
196 NM
KIA Optima 2.0
Performance
Mercedes C 320 CDI
KIA Optima 2.0
155 mph
Maximum Speed
130 mph
7.7 sec
Acceleration 0 to 62 mph
9.4 sec
62 mph
62
mph
mph
107 m
0.000 sec

Mercedes C 320 CDI
62 mph
62
mph
mph
131 m
0.000 sec

KIA Optima 2.0
▶ REPLAY
7.69 kg/bhp
Weight-to-Power Ratio
9.5 kg/bhp
Mercedes C 320 CDI
7.69 kg/bhp
9.5 kg/bhp
KIA Optima 2.0
Fuel Economy / Emissions
Mercedes C 320 CDI
KIA Optima 2.0
Fuel Economy
41 mpg
combined
38 mpg
Mercedes C 320 CDI
41 mpg
38 mpg
KIA Optima 2.0
31 mpg
city
28 mpg
51 mpg
motorway
48 mpg
66 L
Fuel Tank Capacity
70 L
595 mi
Range
588 mi
Mercedes C 320 CDI
595 mi
588 mi
KIA Optima 2.0
Environmental Impact
141.9 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).
140.2 kWh
Mercedes C 320 CDI
141.9 kWh
140.2 kWh
KIA Optima 2.0
Euro 4
Emission Standard
Euro 6b (NEFZ)
182 g/km (NEFZ)
CO2 Emissions
173 g/km (NEFZ)
Practical Convenience
Mercedes C 320 CDI
KIA Optima 2.0
4
Doors
4
5
No. of Seats
5
485 kg
Maximum Payload
470 kg
475 L
Boot Capacity
510 L









No data
Boot Capacity (Seats Down)
No data