The Comparative Analysis :
Mercedes C 280 (07 - 11) vs. KIA Optima 2.0 T-GDI GT Automatic (16 - 18)
€ 37,400

€ 40,900

€ 37,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 40,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes C 280 is considerably smaller in every dimension. It's 10.6 inches shorter, 3.5 inches narrower and 0.6 inches lower than the KIA Optima 2.0 T-GDI.
Mercedes C 280
KIA Optima 2.0 T-GDI
56.9
69.7
79.1
57.5
73.2
83.5
69.7 in
Width
73.2 in
79.1 in
Width Incl. Mirrors
83.5 in
56.9 in
Height
57.5 in
108.7
180.6
110.4
191.1
180.6 in
Length
191.1 in
108.7 in
Wheelbase
110.4 in
Vehicle Weight
Mercedes C 280
KIA Optima 2.0 T-GDI
3428 lb
Curb Weight
3649 lb
4497 lb
Gross Vehicle
Weight
Weight
4674 lb

Weight Difference:
220 lb
6.03 %

General
Mercedes C 280
KIA Optima 2.0 T-GDI
W204
Generation
JF
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Front-wheel drive

6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
Mercedes C 280
KIA Optima 2.0 T-GDI
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
Mercedes-Benz M 272
Engine Series
M 272.947
Engine Code

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
228 hp
at 6000 rpm
Power
242 hp
at 6000 rpm
Mercedes C 280
228 hp
242 hp
KIA Optima 2.0 T-GDI
221 lb‑ft
at 2500 rpm
Max. Torque
258 lb‑ft
at 1350 rpm
Mercedes C 280
221 lb‑ft
258 lb‑ft
KIA Optima 2.0 T-GDI
Performance
Mercedes C 280
KIA Optima 2.0 T-GDI
155 mph
Maximum Speed
149 mph
7.3 sec
Acceleration 0 to 62 mph
7.4 sec
62 mph
62
mph
mph
331 ft
0.000 sec

Mercedes C 280
62 mph
62
mph
mph
338 ft
0.000 sec

KIA Optima 2.0 T-GDI
▶ REPLAY
15.04 lb/hp
Weight-to-Power Ratio
15.08 lb/hp
Mercedes C 280
15.04 lb/hp
15.08 lb/hp
KIA Optima 2.0 T-GDI
Fuel Economy / Emissions
Mercedes C 280
KIA Optima 2.0 T-GDI
Fuel Economy
26 mpg
combined
29 mpg
Mercedes C 280
26 mpg
29 mpg
KIA Optima 2.0 T-GDI
18 mpg
city
20 mpg
35 mpg
highway
39 mpg
17.4 gal
Fuel Tank Capacity
18.5 gal
446 mi
Range
531 mi
Mercedes C 280
446 mi
531 mi
KIA Optima 2.0 T-GDI
Environmental Impact
174.3 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).
155.3 kWh
Mercedes C 280
174.3 kWh
155.3 kWh
KIA Optima 2.0 T-GDI
Euro 4 / Euro 5
Emission Standard
Euro 6b (NEFZ)
354 g/mi (NEFZ)
CO2 Emissions
307 g/mi (NEFZ)
Practical Convenience
Mercedes C 280
KIA Optima 2.0 T-GDI
4
Doors
4
5
No. of Seats
5
1069 lb
Maximum Payload
1025 lb
13.5 cu ft
Trunk Volume
14.4 cu ft









No data
Cargo Volume (Seats Down)
No data