Car comparison

Mercedes-Benz C-class (W206) C 300dvsXiaomi SU7 73.6 kWh

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

New comparison

Mercedes-Benz C-class (W206)

C 300d

265 hp1992 ccDieselRWDAutomaticTwin-turboSedan2021-2026
VS

Xiaomi SU7

73.6 kWh

299 hpElectricRWDAutomaticSedan2023-2026

Comparison overview

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

Best choices

Mercedes-Benz C-class (W206) C 300d

  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Highest torque
    550 Nm
    406 lb-ft
  • Lightest
    1,700 kg
    3,748 lb
  • Best power-to-weight
    156 hp/t
    116 kW/t
    6.4 kg/hp
  • Best overall score
    70/100
  • Best performance score
    68/100
  • Best economy score
    93/100

Xiaomi SU7 73.6 kWh

  • Quickest 0-100 km/h
    5.3 s
  • Most powerful
    299 hp
    223 kW
  • Largest trunk
    517 L
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelMercedes-BenzC-class (W206)C 300dXiaomiSU773.6 kWh
Power
265hp198kW
299hp223kW
Torque
550Nm406lb-ft
400Nm295lb-ft
Curb weight
1,700kg3,748lb
1,980kg4,365lb
Gross weight
2,380kg5,247lb
2,430kg5,357lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Calculated
To 99% top speed
56.9s99% target: 262 km/h / 163 mph
Calculated
42.2s99% target: 223 km/h / 138 mph
Calculated
0-100 km/h
5.7s
5.3s
0-200 km/h
17.1s
Calculated
20.0s
Calculated
0-60 mph
5.5s
Calculated
5.0s
Calculated
Fuel consumption
5.3L/100 km44.4mpg US53.3mpg UK
-
Fuel consumption city
7.1L/100 km33.1mpg US39.8mpg UK
-
Fuel consumption highway
4.2L/100 km56mpg US67.3mpg UK
-
Quarter mile
13.6s
Calculated
13.4s
Calculated
Power-to-weight
156hp/t116kW/t71hp/1000 lb
Calculated
151hp/t113kW/t68hp/1000 lb
Calculated
Torque-to-weight
324Nm/t216lb-ft/ton
Calculated
202Nm/t135lb-ft/ton
Calculated
Estimated range
943km586mi
Calculated
-
Displacement
1,992cc122cu in
-
Length
4,751mm187in
4,997mm197in
Width
1,820mm72in
1,963mm77in
Height
1,437mm57in
1,455mm57in
Wheelbase
2,865mm113in
3,000mm118in
Front track
1,601mm63in
1,693mm67in
Rear track
1,613mm64in
1,699mm67in
Trunk volume
455L
517L
Doors
4
4
Seats
5
5
Fuel tank
50L
-

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzC-class (W206)C 300dXiaomiSU773.6 kWh
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
5.0 s
0-100 km/h
0-62 mph
5.7 s
5.3 s
0-200 km/h
0-124 mph
17.1 s
20.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Likely limited
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.2 s
6.0 s
1/8 mile
201 m
9.1 s
8.8 s
1000 ft
305 m
11.6 s
11.3 s
1/4 mile
402 m
13.6 s
13.4 s
Trap speed
1/4 mile
402 m
179 km/h
111 mph
174 km/h
108 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W206)C 300d
265 hp
198 kW
XiaomiSU773.6 kWh
299 hp
223 kW

Xiaomi SU7 73.6 kWh has 34 hp more than Mercedes-Benz C-class (W206) C 300d.

The biggest power difference is between Mercedes-Benz C-class (W206) C 300d and Xiaomi SU7 73.6 kWh: 34 hp (25 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzC-class (W206)C 300d
550 Nm
406 lb-ft
XiaomiSU773.6 kWh
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 (W206)C 300d
1,700 kg
3,748 lb
XiaomiSU773.6 kWh
1,980 kg
4,365 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 (W206)C 300d
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
XiaomiSU773.6 kWh
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 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 (W206)C 300d5.7 s
XiaomiSU773.6 kWh5.3 s

The biggest 0-100 km/h difference is between Xiaomi SU7 73.6 kWh and Mercedes-Benz C-class (W206) C 300d: 0.4 s.

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 (W206)C 300d
156 hp/t
116 kW/t
6.4 kg/hp
XiaomiSU773.6 kWh
151 hp/t
113 kW/t
6.6 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzC-class (W206)C 300d
265 hp
198 kW
5.7 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
XiaomiSU773.6 kWh
299 hp
223 kW
5.3 s
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 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 (W206)C 300d
Power
265 hp
198 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 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
XiaomiSU773.6 kWh
Power
299 hp
223 kW
0-100 km/h5.3 s
Top speed
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Doors/seats
4 doors
5 seats
Trunk
517 L
18.3 cu ft
Length
4,997 mm
196.7 in
Height
1,455 mm
57.3 in

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzC-class (W206)C 300dXiaomiSU773.6 kWh
Power
265 hp
198 kW
299 hp
223 kW
Torque
550 Nm
406 lb-ft
400 Nm
295 lb-ft
Acceleration
5.7 s
5.3 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Lightness
1,700 kg
3,748 lb
1,980 kg
4,365 lb
Fuel consumption
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
-
Practicality
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
Doors/seats
4 doors
5 seats
Trunk
517 L
18.3 cu ft
Length
4,997 mm
196.7 in
Height
1,455 mm
57.3 in
Range score
943 km
586 mi
-
Trunk score
455 L
16.1 cu ft
517 L
18.3 cu ft
Power-to-weight score
156 hp/t
116 kW/t
6.4 kg/hp
151 hp/t
113 kW/t
6.6 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 (W206) C 300d
Consumption5.3 L/100 km44.4 mpg US53.3 mpg UK
Cost / 100 km9.28 LC100 km
Cost / 100 mi14.93 LC100 mi
Annual fuel used795 L210 US gal175 UK gal
Annual fuel cost1,391 LC/year

Head-to-head comparisons

Mercedes-Benz C-class (W206) C 300d

  • Has 150 Nm more
  • Is 280 kg lighter
  • Has 40 km/h (25 mph) higher top speed
  • Has 5 hp/t better power-to-weight

Pros

  • Highest top speed
  • Highest torque
  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Xiaomi SU7 73.6 kWh

  • Has 34 hp more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 62 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz C-class (W206) C 300d
Xiaomi SU7 73.6 kWh
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Mercedes-Benz C-class (W206) C 300d vs Xiaomi SU7 73.6 kWh - car comparison - FastVsFaster