Car comparison

Mercedes-Benz C-class (W205) AMG C 43 V6vsInfiniti Q50 · Facelift 2017 S 3.0t

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

New comparison

Mercedes-Benz C-class (W205)

AMG C 43 V6

367 hp2996 ccGasolineAWDAutomaticTwin-turboSedan2016-2018
VS

Infiniti Q50 · Facelift 2017

S 3.0t

405 hp2997 ccGasolineRWDAutomaticTurbochargedSedan2017-present

Comparison overview

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

Best choices

Mercedes-Benz C-class (W205) AMG C 43 V6

  • Quickest 0-100 km/h
    4.7 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    520 Nm
    384 lb-ft
  • Lightest
    1,615 kg
    3,560 lb
  • Lowest combined fuel consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Lowest city consumption
    10.8 L/100 km
    21.8 mpg US
    26.2 mpg UK
  • Lowest highway consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest CO2 emissions
    183 g/km
  • Best overall score
    75/100
  • Best performance score
    74/100
  • Best economy score
    85/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelMercedes-BenzC-class (W205)AMG C 43 V6InfinitiQ50Facelift 2017S 3.0t
Power
367hp274kW
405hp302kW
Torque
520Nm384lb-ft
475Nm350lb-ft
Curb weight
1,615kg3,560lb
1,744kg3,845lb
Gross weight
2,225kg4,905lb
-
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
44.4s99% target: 262 km/h / 163 mph
Calculated
47.9s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.7s
5.1s
0-200 km/h
13.8s
Calculated
14.9s
Calculated
0-60 mph
4.5s
Calculated
4.9s
Calculated
Fuel consumption
8L/100 km29.4mpg US35.3mpg UK
9.1L/100 km25.8mpg US31.0mpg UK
Fuel consumption city
10.8L/100 km21.8mpg US26.2mpg UK
13.3L/100 km17.7mpg US21.2mpg UK
Fuel consumption highway
6.4L/100 km36.8mpg US44.1mpg UK
6.7L/100 km35.1mpg US42.2mpg UK
Quarter mile
12.6s
Calculated
13.0s
Calculated
Power-to-weight
227hp/t169kW/t103hp/1000 lb
Calculated
232hp/t173kW/t105hp/1000 lb
Calculated
Torque-to-weight
322Nm/t215lb-ft/ton
Calculated
272Nm/t182lb-ft/ton
Calculated
Estimated range
825km513mi
Calculated
879km546mi
Calculated
Displacement
2,996cc183cu in
2,997cc183cu in
Length
4,756mm187in
4,810mm189in
Width
1,839mm72in
1,820mm72in
Height
1,426mm56in
1,430mm56in
Wheelbase
2,840mm112in
2,850mm112in
Front track
1,609mm63in
-
Rear track
1,546mm61in
-
Trunk volume-
500L
Doors
4
4
Seats
5
5
Fuel tank
66L
80L
CO2 emissions
183g/km
206g/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) AMG C 43 V6Infiniti Q50 Facelift 2017 S 3.0tPowerTorque
  • Mercedes-Benz C-class (W205) AMG C 43 V6: Power / Torque
  • Infiniti Q50 Facelift 2017 S 3.0t: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzC-class (W205)AMG C 43 V65,500-6,000 rpm2,000-4,200 rpm6,250 rpm
InfinitiQ50Facelift 2017S 3.0t6,400 rpm1,600-5,200 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzC-class (W205)AMG C 43 V6InfinitiQ50Facelift 2017S 3.0t
Acceleration checkpoints
0-60 mph
0-97 km/h
4.5 s
4.9 s
0-100 km/h
0-62 mph
4.7 s
5.1 s
0-200 km/h
0-124 mph
13.8 s
14.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
5.7 s
5.9 s
1/8 mile
201 m
8.4 s
8.7 s
1000 ft
305 m
10.7 s
11.0 s
1/4 mile
402 m
12.6 s
13.0 s
Trap speed
1/4 mile
402 m
192 km/h
119 mph
187 km/h
116 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 43 V6
367 hp
274 kW
InfinitiQ50Facelift 2017S 3.0t
405 hp
302 kW

Infiniti Q50 Facelift 2017 S 3.0t has 38 hp more than Mercedes-Benz C-class (W205) AMG C 43 V6.

The biggest power difference is between Mercedes-Benz C-class (W205) AMG C 43 V6 and Infiniti Q50 Facelift 2017 S 3.0t: 38 hp (28 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 43 V6
520 Nm
384 lb-ft
InfinitiQ50Facelift 2017S 3.0t
475 Nm
350 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 43 V6
1,615 kg
3,560 lb
InfinitiQ50Facelift 2017S 3.0t
1,744 kg
3,845 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)AMG C 43 V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50Facelift 2017S 3.0t
Unrestricted
265 km/h165 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)AMG C 43 V64.7 s
InfinitiQ50Facelift 2017S 3.0t5.1 s

Although Infiniti Q50 Facelift 2017 S 3.0t has more power, Mercedes-Benz C-class (W205) AMG C 43 V6 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz C-class (W205) AMG C 43 V6 and Infiniti Q50 Facelift 2017 S 3.0t: 0.4 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)AMG C 43 V6
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
InfinitiQ50Facelift 2017S 3.0t
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class (W205) AMG C 43 V6 and Infiniti Q50 Facelift 2017 S 3.0t: 1.1 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)AMG C 43 V6
227 hp/t
169 kW/t
4.4 kg/hp
InfinitiQ50Facelift 2017S 3.0t
232 hp/t
173 kW/t
4.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W205)AMG C 43 V6
825 km
513 mi
InfinitiQ50Facelift 2017S 3.0t
879 km
546 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzC-class (W205)AMG C 43 V6
367 hp
274 kW
4.7 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50Facelift 2017S 3.0t
405 hp
302 kW
5.1 s
Unrestricted
265 km/h165 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)AMG C 43 V6
Power
367 hp
274 kW
0-100 km/h4.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk-
Length
4,756 mm
187.2 in
Height
1,426 mm
56.1 in
InfinitiQ50Facelift 2017S 3.0t
Power
405 hp
302 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,430 mm
56.3 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)AMG C 43 V6
Power
367 hp
274 kW
0-100 km/h4.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
InfinitiQ50Facelift 2017S 3.0t
Power
405 hp
302 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

Mercedes-Benz C-class (W205) AMG C 43 V6 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)AMG C 43 V6
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
4.7 s
InfinitiQ50Facelift 2017S 3.0t
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.1 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)AMG C 43 V6
227 hp/t
169 kW/t
4.4 kg/hp
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
InfinitiQ50Facelift 2017S 3.0t
232 hp/t
173 kW/t
4.3 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzC-class (W205)AMG C 43 V6InfinitiQ50Facelift 2017S 3.0t
Power
367 hp
274 kW
405 hp
302 kW
Torque
520 Nm
384 lb-ft
475 Nm
350 lb-ft
Acceleration
4.7 s
5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,615 kg
3,560 lb
1,744 kg
3,845 lb
Fuel consumption
8.0 L/100 km
29.4 mpg US
35.3 mpg UK
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk-
Length
4,756 mm
187.2 in
Height
1,426 mm
56.1 in
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,430 mm
56.3 in
Range score
825 km
513 mi
879 km
546 mi
CO2 score
183 g/km
206 g/km
Trunk score
-
500 L
17.7 cu ft
Power-to-weight score
227 hp/t
169 kW/t
4.4 kg/hp
232 hp/t
173 kW/t
4.3 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) AMG C 43 V6Infiniti Q50 Facelift 2017 S 3.0t
Consumption8 L/100 km29.4 mpg US35.3 mpg UK9.1 L/100 km25.8 mpg US31 mpg UK
Cost / 100 km14.00 LC100 km15.92 LC100 km
Cost / 100 mi22.53 LC100 mi25.63 LC100 mi
Annual fuel used1,200 L317 US gal264 UK gal1,365 L361 US gal300 UK gal
Annual fuel cost2,100 LC/year2,389 LC/year

Head-to-head comparisons

Mercedes-Benz C-class (W205) AMG C 43 V6

  • Has 45 Nm more
  • Is 129 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Uses 1.1 L/100 km less fuel
  • Emits 23 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption

Cons

  • Lowest power

Infiniti Q50 Facelift 2017 S 3.0t

  • Has 38 hp more
  • Has 5 hp/t better power-to-weight
  • Has 54 km (34 mi) more estimated range

Pros

  • Most powerful
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz C-class (W205) AMG C 43 V6
Infiniti Q50 S 3.0t
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2 vehicles selected

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