Car comparison

Mercedes-Benz C-class (W205) · Facelift 2018 C 300dvsMercedes-Benz C-class (W206) C 300

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz C-class (W205) · Facelift 2018

C 300d

245 hp1950 ccDieselRWDAutomaticTurbochargedSedan2018-2021
VS

Mercedes-Benz C-class (W206)

C 300

258 hp1999 ccGasolineAWDAutomaticTurbochargedSedan2021-present

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mercedes-Benz C-class (W205) Facelift 2018 C 300d

  • Quickest 0-100 km/h
    5.9 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    500 Nm
    369 lb-ft
  • Lightest
    1,560 kg
    3,439 lb
  • Best power-to-weight
    157 hp/t
    117 kW/t
    6.4 kg/hp
  • Lowest combined fuel consumption
    5.4 L/100 km
    43.6 mpg US
    52.3 mpg UK
  • Lowest city consumption
    6.3 L/100 km
    37.3 mpg US
    44.8 mpg UK
  • Lowest highway consumption
    4.8 L/100 km
    49.0 mpg US
    58.9 mpg UK
  • Best estimated range
    759 km
    472 mi
  • Best overall score
    69/100
  • Best performance score
    65/100
  • Best economy score
    92/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelMercedes-BenzC-class (W205)Facelift 2018C 300dMercedes-BenzC-class (W206)C 300
Power
245hp183kW
258hp192kW
Torque
500Nm369lb-ft
400Nm295lb-ft
Curb weight
1,560kg3,439lb
1,655kg3,649lb
Gross weight
2,215kg4,883lb
2,335kg5,148lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
58.6s99% target: 257 km/h / 160 mph
Calculated
58.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.9s
6.0s
0-200 km/h
18.2s
Calculated
18.3s
Calculated
0-60 mph
5.6s
Calculated
5.7s
Calculated
Fuel consumption
5.4L/100 km43.6mpg US52.3mpg UK
7.3L/100 km32.2mpg US38.7mpg UK
Fuel consumption city
6.3L/100 km37.3mpg US44.8mpg UK
10.2L/100 km23.1mpg US27.7mpg UK
Fuel consumption highway
4.8L/100 km49mpg US58.9mpg UK
5.7L/100 km41.3mpg US49.6mpg UK
Quarter mile
13.8s
Calculated
13.9s
Calculated
Power-to-weight
157hp/t117kW/t71hp/1000 lb
Calculated
156hp/t116kW/t71hp/1000 lb
Calculated
Torque-to-weight
321Nm/t214lb-ft/ton
Calculated
242Nm/t162lb-ft/ton
Calculated
Estimated range
759km472mi
Calculated
685km426mi
Calculated
Displacement
1,950cc119cu in
1,999cc122cu in
Length
4,686mm184in
4,751mm187in
Width
1,810mm71in
1,820mm72in
Height
1,442mm57in
1,437mm57in
Wheelbase
2,840mm112in
2,865mm113in
Front track
1,588mm63in
1,601mm63in
Rear track-
1,613mm64in
Ground clearance
92mm4in
-
Trunk volume-
455L
Doors
4
4
Seats
5
5
Fuel tank
41L
50L
CO2 emissions
142g/km
-

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz C-class (W205) Facelift 2018 C 300dMercedes-Benz C-class (W206) C 300PowerTorque
  • Mercedes-Benz C-class (W205) Facelift 2018 C 300d: Power / Torque
  • Mercedes-Benz C-class (W206) C 300: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzC-class (W205)Facelift 2018C 300d-1,600-2,400 rpm2,650 rpm
Mercedes-BenzC-class (W206)C 3005,800 rpm2,000-3,200 rpm6,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzC-class (W205)Facelift 2018C 300dMercedes-BenzC-class (W206)C 300
Acceleration checkpoints
0-60 mph
0-97 km/h
5.6 s
5.7 s
0-100 km/h
0-62 mph
5.9 s
6.0 s
0-200 km/h
0-124 mph
18.2 s
18.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.5 s
2.6 s
330 ft
101 m
6.3 s
6.4 s
1/8 mile
201 m
9.3 s
9.3 s
1000 ft
305 m
11.8 s
11.8 s
1/4 mile
402 m
13.8 s
13.9 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
175 km/h
109 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
245 hp
183 kW
Mercedes-BenzC-class (W206)C 300
258 hp
192 kW

Mercedes-Benz C-class (W206) C 300 has 13 hp more than Mercedes-Benz C-class (W205) Facelift 2018 C 300d.

The biggest power difference is between Mercedes-Benz C-class (W205) Facelift 2018 C 300d and Mercedes-Benz C-class (W206) C 300: 13 hp (10 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
500 Nm
369 lb-ft
Mercedes-BenzC-class (W206)C 300
400 Nm
295 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
1,560 kg
3,439 lb
Mercedes-BenzC-class (W206)C 300
1,655 kg
3,649 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzC-class (W206)C 300
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d5.9 s
Mercedes-BenzC-class (W206)C 3006.0 s

Although Mercedes-Benz C-class (W206) C 300 has more power, Mercedes-Benz C-class (W205) Facelift 2018 C 300d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz C-class (W205) Facelift 2018 C 300d and Mercedes-Benz C-class (W206) C 300: 0.1 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
5.4 L/100 km
43.6 mpg US
52.3 mpg UK
Mercedes-BenzC-class (W206)C 300
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class (W205) Facelift 2018 C 300d and Mercedes-Benz C-class (W206) C 300: 1.9 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
157 hp/t
117 kW/t
6.4 kg/hp
Mercedes-BenzC-class (W206)C 300
156 hp/t
116 kW/t
6.4 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)Facelift 2018C 300d
759 km
472 mi
Mercedes-BenzC-class (W206)C 300
685 km
426 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzC-class (W205)Facelift 2018C 300d
245 hp
183 kW
5.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzC-class (W206)C 300
258 hp
192 kW
6.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzC-class (W205)Facelift 2018C 300d
Power
245 hp
183 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,442 mm
56.8 in
Mercedes-BenzC-class (W206)C 300
Power
258 hp
192 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
455 L
16.1 cu ft
Length
4,751 mm
187.0 in
Height
1,437 mm
56.6 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzC-class (W205)Facelift 2018C 300d
Power
245 hp
183 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
5.4 L/100 km
43.6 mpg US
52.3 mpg UK
Mercedes-BenzC-class (W206)C 300
Power
258 hp
192 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

Mercedes-Benz C-class (W205) Facelift 2018 C 300d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzC-class (W205)Facelift 2018C 300d
5.4 L/100 km
43.6 mpg US
52.3 mpg UK
5.9 s
Mercedes-BenzC-class (W206)C 300
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
6.0 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzC-class (W205)Facelift 2018C 300d
157 hp/t
117 kW/t
6.4 kg/hp
5.4 L/100 km
43.6 mpg US
52.3 mpg UK
Mercedes-BenzC-class (W206)C 300
156 hp/t
116 kW/t
6.4 kg/hp
7.3 L/100 km
32.2 mpg US
38.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzC-class (W205)Facelift 2018C 300dMercedes-BenzC-class (W206)C 300
Power
245 hp
183 kW
258 hp
192 kW
Torque
500 Nm
369 lb-ft
400 Nm
295 lb-ft
Acceleration
5.9 s
6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,560 kg
3,439 lb
1,655 kg
3,649 lb
Fuel consumption
5.4 L/100 km
43.6 mpg US
52.3 mpg UK
7.3 L/100 km
32.2 mpg US
38.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,442 mm
56.8 in
Doors/seats
4 doors
5 seats
Trunk
455 L
16.1 cu ft
Length
4,751 mm
187.0 in
Height
1,437 mm
56.6 in
Range score
759 km
472 mi
685 km
426 mi
CO2 score
142 g/km
-
Trunk score
-
455 L
16.1 cu ft
Power-to-weight score
157 hp/t
117 kW/t
6.4 kg/hp
156 hp/t
116 kW/t
6.4 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMercedes-Benz C-class (W205) Facelift 2018 C 300dMercedes-Benz C-class (W206) C 300
Consumption5.4 L/100 km43.6 mpg US52.3 mpg UK7.3 L/100 km32.2 mpg US38.7 mpg UK
Cost / 100 km9.45 LC100 km12.78 LC100 km
Cost / 100 mi15.21 LC100 mi20.56 LC100 mi
Annual fuel used810 L214 US gal178 UK gal1,095 L289 US gal241 UK gal
Annual fuel cost1,418 LC/year1,916 LC/year

Head-to-head comparisons

Mercedes-Benz C-class (W205) Facelift 2018 C 300d

  • Has 100 Nm more
  • Is 95 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 1.9 L/100 km less fuel
  • Has 1 hp/t better power-to-weight
  • Has 74 km (46 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz C-class (W205) C 300d
Mercedes-Benz C-class (W206) C 300
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