Car comparison

Infiniti Q50 · Facelift 2017 2.0tvsMercedes-Benz C-class (W205) C 250d

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

New comparison

Infiniti Q50 · Facelift 2017

2.0t

211 hp1991 ccGasolineRWDAutomaticTurbochargedSedan2017-present
VS

Mercedes-Benz C-class (W205)

C 250d

204 hp2143 ccDieselAWDAutomaticTwin-turboSedan2016-2018

Comparison overview

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

Best choices

Mercedes-Benz C-class (W205) C 250d

  • Quickest 0-100 km/h
    6.8 s
  • Highest torque
    500 Nm
    369 lb-ft
  • Lightest
    1,585 kg
    3,494 lb
  • Best power-to-weight
    129 hp/t
    96 kW/t
    7.8 kg/hp
  • Lowest combined fuel consumption
    5.0 L/100 km
    47.0 mpg US
    56.5 mpg UK
  • Lowest city consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Lowest highway consumption
    4.6 L/100 km
    51.1 mpg US
    61.4 mpg UK
  • Lowest CO2 emissions
    132 g/km
  • Best estimated range
    1,320 km
    820 mi
  • Best overall score
    63/100
  • Best performance score
    58/100
  • Best economy score
    93/100

Specification comparison

Specification comparison
ModelInfinitiQ50Facelift 20172.0tMercedes-BenzC-class (W205)C 250d
Power
211hp157kW
204hp152kW
Torque
350Nm258lb-ft
500Nm369lb-ft
Curb weight
1,692kg3,730lb
1,585kg3,494lb
Gross weight-
2,225kg4,905lb
Top speed
245 km/h
152 mph
242 km/h
150 mph
To 99% top speed
69.5s99% target: 243 km/h / 151 mph
Calculated
65.3s99% target: 240 km/h / 149 mph
Calculated
0-100 km/h
7.2s
6.8s
0-200 km/h
24.5s
Calculated
23.7s
Calculated
0-60 mph
6.9s
Calculated
6.5s
Calculated
Fuel consumption
6.5L/100 km36.2mpg US43.5mpg UK
5L/100 km47mpg US56.5mpg UK
Fuel consumption city
8.8L/100 km26.7mpg US32.1mpg UK
5.8L/100 km40.6mpg US48.7mpg UK
Fuel consumption highway
5.2L/100 km45.2mpg US54.3mpg UK
4.6L/100 km51.1mpg US61.4mpg UK
Quarter mile
15.1s
Calculated
14.7s
Calculated
Power-to-weight
125hp/t93kW/t57hp/1000 lb
Calculated
129hp/t96kW/t58hp/1000 lb
Calculated
Torque-to-weight
207Nm/t138lb-ft/ton
Calculated
315Nm/t211lb-ft/ton
Calculated
Estimated range
1,231km765mi
Calculated
1,320km820mi
Calculated
Displacement
1,991cc121cu in
2,143cc131cu in
Length
4,810mm189in
4,686mm184in
Width
1,820mm72in
1,810mm71in
Height
1,445mm57in
1,442mm57in
Wheelbase
2,850mm112in
2,840mm112in
Front track-
1,588mm63in
Rear track-
1,570mm62in
Ground clearance-
92mm4in
Trunk volume
500L
480L
Doors
4
4
Seats
5
5
Fuel tank
80L
66L
CO2 emissions
151g/km
132g/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.

Infiniti Q50 Facelift 2017 2.0tMercedes-Benz C-class (W205) C 250dPowerTorque
  • Infiniti Q50 Facelift 2017 2.0t: Power / Torque
  • Mercedes-Benz C-class (W205) C 250d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
InfinitiQ50Facelift 20172.0t5,500 rpm1,250-3,500 rpm5,750 rpm
Mercedes-BenzC-class (W205)C 250d3,800 rpm1,600-1,800 rpm4,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricInfinitiQ50Facelift 20172.0tMercedes-BenzC-class (W205)C 250d
Acceleration checkpoints
0-60 mph
0-97 km/h
6.9 s
6.5 s
0-100 km/h
0-62 mph
7.2 s
6.8 s
0-200 km/h
0-124 mph
24.5 s
23.7 s
Top speed
245 km/h
152 mph
242 km/h
150 mph
Drag race simulation
60 ft
18 m
2.7 s
2.6 s
330 ft
101 m
6.8 s
6.6 s
1/8 mile
201 m
10.1 s
9.8 s
1000 ft
305 m
12.8 s
12.5 s
1/4 mile
402 m
15.1 s
14.7 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
163 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t
211 hp
157 kW
Mercedes-BenzC-class (W205)C 250d
204 hp
152 kW

Infiniti Q50 Facelift 2017 2.0t has 7 hp more than Mercedes-Benz C-class (W205) C 250d.

The biggest power difference is between Mercedes-Benz C-class (W205) C 250d and Infiniti Q50 Facelift 2017 2.0t: 7 hp (5 kW).

Torque comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t
350 Nm
258 lb-ft
Mercedes-BenzC-class (W205)C 250d
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t
1,692 kg
3,730 lb
Mercedes-BenzC-class (W205)C 250d
1,585 kg
3,494 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t
245 km/h
152 mph
Mercedes-BenzC-class (W205)C 250d
242 km/h
150 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t7.2 s
Mercedes-BenzC-class (W205)C 250d6.8 s

Although Infiniti Q50 Facelift 2017 2.0t has more power, Mercedes-Benz C-class (W205) C 250d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz C-class (W205) C 250d and Infiniti Q50 Facelift 2017 2.0t: 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
InfinitiQ50Facelift 20172.0t
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
Mercedes-BenzC-class (W205)C 250d
5.0 L/100 km
47.0 mpg US
56.5 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class (W205) C 250d and Infiniti Q50 Facelift 2017 2.0t: 1.5 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
InfinitiQ50Facelift 20172.0t
125 hp/t
93 kW/t
8.0 kg/hp
Mercedes-BenzC-class (W205)C 250d
129 hp/t
96 kW/t
7.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.0t
1,231 km
765 mi
Mercedes-BenzC-class (W205)C 250d
1,320 km
820 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
InfinitiQ50Facelift 20172.0t
211 hp
157 kW
7.2 s
245 km/h
152 mph
Mercedes-BenzC-class (W205)C 250d
204 hp
152 kW
6.8 s
242 km/h
150 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
InfinitiQ50Facelift 20172.0t
Power
211 hp
157 kW
0-100 km/h7.2 s
Top speed
245 km/h
152 mph
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,445 mm
56.9 in
Mercedes-BenzC-class (W205)C 250d
Power
204 hp
152 kW
0-100 km/h6.8 s
Top speed
242 km/h
150 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,686 mm
184.5 in
Height
1,442 mm
56.8 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
InfinitiQ50Facelift 20172.0t
Power
211 hp
157 kW
0-100 km/h7.2 s
Top speed
245 km/h
152 mph
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
Mercedes-BenzC-class (W205)C 250d
Power
204 hp
152 kW
0-100 km/h6.8 s
Top speed
242 km/h
150 mph
5.0 L/100 km
47.0 mpg US
56.5 mpg UK

Mercedes-Benz C-class (W205) C 250d 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
InfinitiQ50Facelift 20172.0t
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
7.2 s
Mercedes-BenzC-class (W205)C 250d
5.0 L/100 km
47.0 mpg US
56.5 mpg UK
6.8 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
InfinitiQ50Facelift 20172.0t
125 hp/t
93 kW/t
8.0 kg/hp
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
Mercedes-BenzC-class (W205)C 250d
129 hp/t
96 kW/t
7.8 kg/hp
5.0 L/100 km
47.0 mpg US
56.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleInfinitiQ50Facelift 20172.0tMercedes-BenzC-class (W205)C 250d
Power
211 hp
157 kW
204 hp
152 kW
Torque
350 Nm
258 lb-ft
500 Nm
369 lb-ft
Acceleration
7.2 s
6.8 s
Top speed
245 km/h
152 mph
242 km/h
150 mph
Lightness
1,692 kg
3,730 lb
1,585 kg
3,494 lb
Fuel consumption
6.5 L/100 km
36.2 mpg US
43.5 mpg UK
5.0 L/100 km
47.0 mpg US
56.5 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
4,810 mm
189.4 in
Height
1,445 mm
56.9 in
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,686 mm
184.5 in
Height
1,442 mm
56.8 in
Range score
1,231 km
765 mi
1,320 km
820 mi
CO2 score
151 g/km
132 g/km
Trunk score
500 L
17.7 cu ft
480 L
17.0 cu ft
Power-to-weight score
125 hp/t
93 kW/t
8.0 kg/hp
129 hp/t
96 kW/t
7.8 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
VehicleInfiniti Q50 Facelift 2017 2.0tMercedes-Benz C-class (W205) C 250d
Consumption6.5 L/100 km36.2 mpg US43.5 mpg UK5 L/100 km47 mpg US56.5 mpg UK
Cost / 100 km11.38 LC100 km8.75 LC100 km
Cost / 100 mi18.31 LC100 mi14.08 LC100 mi
Annual fuel used975 L258 US gal214 UK gal750 L198 US gal165 UK gal
Annual fuel cost1,706 LC/year1,313 LC/year

Head-to-head comparisons

Infiniti Q50 Facelift 2017 2.0t

  • Has 7 hp more
  • Has 3 km/h (2 mph) higher top speed
  • Has 20 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Largest trunk

Cons

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

Mercedes-Benz C-class (W205) C 250d

  • Has 150 Nm more
  • Is 107 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Uses 1.5 L/100 km less fuel
  • Has 4 hp/t better power-to-weight
  • Has 89 km (55 mi) more estimated range
  • Emits 19 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Infiniti Q50 2.0t
Mercedes-Benz C-class (W205) C 250d
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