Car comparison

Mercedes-Benz E-class Coupe (C238) E 300vsMercedes-Benz GLC Coupe (C254) GLC 300d

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

New comparison

Mercedes-Benz E-class Coupe (C238)

E 300

258 hp1991 ccGasolineRWDAutomaticTurbochargedCoupe2018-2020
VS

Mercedes-Benz GLC Coupe (C254)

GLC 300d

269 hp1993 ccDieselAWDAutomaticTwin-turboCoupe2023-present

Comparison overview

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

Best choices

Mercedes-Benz GLC Coupe (C254) GLC 300d

  • Most powerful
    269 hp
    201 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Lowest combined fuel consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Best estimated range
    1,016 km
    632 mi
  • Largest trunk
    545 L
  • Best overall score
    65/100
  • Best performance score
    62/100
  • Best economy score
    90/100
  • Best practicality score
    72/100

Mercedes-Benz E-class Coupe (C238) E 300

  • Quickest 0-100 km/h
    6.4 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,710 kg
    3,770 lb
  • Best power-to-weight
    151 hp/t
    113 kW/t
    6.6 kg/hp

Specification comparison

Specification comparison
ModelMercedes-BenzE-class Coupe (C238)E 300Mercedes-BenzGLC Coupe (C254)GLC 300d
Power
258hp192kW
269hp201kW
Torque
370Nm273lb-ft
550Nm406lb-ft
Curb weight
1,710kg3,770lb
2,045kg4,508lb
Gross weight
2,320kg5,115lb
2,570kg5,666lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
249 km/h
155 mph
To 99% top speed
91.6s99% target: 257 km/h / 160 mph
Calculated
106.1s99% target: 247 km/h / 153 mph
Calculated
0-100 km/h
6.4s
6.4s
0-200 km/h
23.7s
Calculated
28.0s
Calculated
0-60 mph
6.1s
Calculated
6.0s
Calculated
Fuel consumption
6.6L/100 km35.6mpg US42.8mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Fuel consumption city
8.5L/100 km27.7mpg US33.2mpg UK
-
Fuel consumption highway
5.5L/100 km42.8mpg US51.4mpg UK
-
Quarter mile
14.4s
Calculated
14.5s
Calculated
Power-to-weight
151hp/t113kW/t68hp/1000 lb
Calculated
132hp/t98kW/t60hp/1000 lb
Calculated
Torque-to-weight
216Nm/t145lb-ft/ton
Calculated
269Nm/t180lb-ft/ton
Calculated
Estimated range
1,000km621mi
Calculated
1,016km632mi
Calculated
Displacement
1,991cc121cu in
1,993cc122cu in
Length
4,826mm190in
4,769mm188in
Width
1,860mm73in
1,920mm76in
Height
1,430mm56in
1,606mm63in
Wheelbase
2,873mm113in
2,888mm114in
Front track
1,605mm63in
1,628mm64in
Rear track
1,609mm63in
1,642mm65in
Ground clearance-
158mm6in
Trunk volume
425L
545L
Max trunk volume-
1,490L
Doors
2
5
Seats
4
5
Fuel tank
66L
62L
CO2 emissions
150g/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 E-class Coupe (C238) E 300Mercedes-Benz GLC Coupe (C254) GLC 300dPowerTorque
  • Mercedes-Benz E-class Coupe (C238) E 300: Power / Torque
  • Mercedes-Benz GLC Coupe (C254) GLC 300d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzE-class Coupe (C238)E 300-1,800-4,000 rpm4,250 rpm
Mercedes-BenzGLC Coupe (C254)GLC 300d4,200 rpm1,800-2,200 rpm4,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzE-class Coupe (C238)E 300Mercedes-BenzGLC Coupe (C254)GLC 300d
Acceleration checkpoints
0-60 mph
0-97 km/h
6.1 s
6.0 s
0-100 km/h
0-62 mph
6.4 s
6.4 s
0-200 km/h
0-124 mph
23.7 s
28.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
249 km/h
155 mph
Drag race simulation
60 ft
18 m
2.4 s
2.2 s
330 ft
101 m
6.3 s
6.2 s
1/8 mile
201 m
9.5 s
9.4 s
1000 ft
305 m
12.2 s
12.2 s
1/4 mile
402 m
14.4 s
14.5 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
155 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 300
258 hp
192 kW
Mercedes-BenzGLC Coupe (C254)GLC 300d
269 hp
201 kW

Mercedes-Benz GLC Coupe (C254) GLC 300d has 11 hp more than Mercedes-Benz E-class Coupe (C238) E 300.

The biggest power difference is between Mercedes-Benz E-class Coupe (C238) E 300 and Mercedes-Benz GLC Coupe (C254) GLC 300d: 11 hp (8 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 300
370 Nm
273 lb-ft
Mercedes-BenzGLC Coupe (C254)GLC 300d
550 Nm
406 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 300
1,710 kg
3,770 lb
Mercedes-BenzGLC Coupe (C254)GLC 300d
2,045 kg
4,508 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-BenzE-class Coupe (C238)E 300
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzGLC Coupe (C254)GLC 300d
249 km/h
155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 3006.4 s
Mercedes-BenzGLC Coupe (C254)GLC 300d6.4 s

Although Mercedes-Benz GLC Coupe (C254) GLC 300d has more power, Mercedes-Benz E-class Coupe (C238) E 300 is quicker from 0-100 km/h.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 300
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
Mercedes-BenzGLC Coupe (C254)GLC 300d
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLC Coupe (C254) GLC 300d and Mercedes-Benz E-class Coupe (C238) E 300: 0.5 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
Mercedes-BenzE-class Coupe (C238)E 300
151 hp/t
113 kW/t
6.6 kg/hp
Mercedes-BenzGLC Coupe (C254)GLC 300d
132 hp/t
98 kW/t
7.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzE-class Coupe (C238)E 300
1,000 km
621 mi
Mercedes-BenzGLC Coupe (C254)GLC 300d
1,016 km
632 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzE-class Coupe (C238)E 300
258 hp
192 kW
6.4 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzGLC Coupe (C254)GLC 300d
269 hp
201 kW
6.4 s
249 km/h
155 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-BenzE-class Coupe (C238)E 300
Power
258 hp
192 kW
0-100 km/h6.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
425 L
15.0 cu ft
Length
4,826 mm
190.0 in
Height
1,430 mm
56.3 in
Mercedes-BenzGLC Coupe (C254)GLC 300d
Power
269 hp
201 kW
0-100 km/h6.4 s
Top speed
249 km/h
155 mph
Doors/seats
5 doors
5 seats
Trunk
545 L
19.2 cu ft
Length
4,769 mm
187.8 in
Height
1,606 mm
63.2 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-BenzE-class Coupe (C238)E 300
Power
258 hp
192 kW
0-100 km/h6.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
Mercedes-BenzGLC Coupe (C254)GLC 300d
Power
269 hp
201 kW
0-100 km/h6.4 s
Top speed
249 km/h
155 mph
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Mercedes-Benz GLC Coupe (C254) GLC 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-BenzE-class Coupe (C238)E 300
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
6.4 s
Mercedes-BenzGLC Coupe (C254)GLC 300d
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
6.4 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-BenzE-class Coupe (C238)E 300
151 hp/t
113 kW/t
6.6 kg/hp
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
Mercedes-BenzGLC Coupe (C254)GLC 300d
132 hp/t
98 kW/t
7.6 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzE-class Coupe (C238)E 300Mercedes-BenzGLC Coupe (C254)GLC 300d
Power
258 hp
192 kW
269 hp
201 kW
Torque
370 Nm
273 lb-ft
550 Nm
406 lb-ft
Acceleration
6.4 s
6.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
249 km/h
155 mph
Lightness
1,710 kg
3,770 lb
2,045 kg
4,508 lb
Fuel consumption
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
425 L
15.0 cu ft
Length
4,826 mm
190.0 in
Height
1,430 mm
56.3 in
Doors/seats
5 doors
5 seats
Trunk
545 L
19.2 cu ft
Length
4,769 mm
187.8 in
Height
1,606 mm
63.2 in
Range score
1,000 km
621 mi
1,016 km
632 mi
CO2 score
150 g/km
-
Trunk score
425 L
15.0 cu ft
545 L
19.2 cu ft
Power-to-weight score
151 hp/t
113 kW/t
6.6 kg/hp
132 hp/t
98 kW/t
7.6 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 E-class Coupe (C238) E 300Mercedes-Benz GLC Coupe (C254) GLC 300d
Consumption6.6 L/100 km35.6 mpg US42.8 mpg UK6.1 L/100 km38.6 mpg US46.3 mpg UK
Cost / 100 km11.55 LC100 km10.67 LC100 km
Cost / 100 mi18.59 LC100 mi17.18 LC100 mi
Annual fuel used990 L262 US gal218 UK gal915 L242 US gal201 UK gal
Annual fuel cost1,733 LC/year1,601 LC/year

Head-to-head comparisons

Mercedes-Benz E-class Coupe (C238) E 300

  • Is 335 kg lighter
  • Has 11 km/h (7 mph) higher top speed
  • Has 19 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz GLC Coupe (C254) GLC 300d

  • Has 11 hp more
  • Has 180 Nm more
  • Uses 0.5 L/100 km less fuel
  • Has 16 km (10 mi) more estimated range
  • Has 120 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz E-class Coupe (C238) E 300
Mercedes-Benz GLC Coupe (C254) GLC 300d
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