Car comparison

Mercedes-Benz C-class Coupe (C205) C 250dvsMercedes-Benz GLC Coupe (C254) GLC 200

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

New comparison

Mercedes-Benz C-class Coupe (C205)

C 250d

204 hp2143 ccDieselAWDAutomaticTwin-turboCoupe2016-2018

Mercedes-Benz GLC Coupe (C254)

GLC 200

204 hp1999 ccGasolineAWDAutomaticTurbochargedCoupe2023-present

Comparison overview

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

Mercedes-Benz C-class Coupe (C205) C 250d

Quickest 0-100 km/h
6.9 s
Fastest top speed
240 km/h
149 mph
Most powerful
204 hp
152 kW
Highest torque
500 Nm
369 lb-ft
Lightest
1,610 kg
3,549 lb
Best power-to-weight
127 hp/t
94 kW/t
7.9 kg/hp
Lowest combined fuel consumption
5.0 L/100 km
47.0 mpg US
56.5 mpg UK
Best estimated range
1,000 km
621 mi
Best overall score
56/100
Best performance score
58/100
Best economy score
93/100

Mercedes-Benz GLC Coupe (C254) GLC 200

Largest trunk
545 L
Best practicality score
72/100

Specification comparison

Specification comparison
Model	Mercedes-BenzC-class Coupe (C205)C 250d	Mercedes-BenzGLC Coupe (C254)GLC 200
Power	204hp152kW	204hp152kW
Torque	500Nm369lb-ft	320Nm236lb-ft
Curb weight	1,610kg3,549lb	1,945kg4,288lb
Gross weight	2,165kg4,773lb	2,510kg5,534lb
Top speed	240 km/h 149 mph	227 km/h 141 mph
To 99% top speed	88.7s99% target: 238 km/h / 148 mph Calculated	115.6s99% target: 225 km/h / 140 mph Calculated
0-100 km/h	6.9s	7.9s
0-200 km/h	28.9s Calculated	42.6s Calculated
0-60 mph	6.5s Calculated	7.4s Calculated
Fuel consumption	5L/100 km47mpg US56.5mpg UK	8L/100 km29.4mpg US35.3mpg UK
Fuel consumption city	5.8L/100 km40.6mpg US48.7mpg UK	-
Fuel consumption highway	4.6L/100 km51.1mpg US61.4mpg UK	-
Quarter mile	14.9s Calculated	15.7s Calculated
Power-to-weight	127hp/t94kW/t57hp/1000 lb Calculated	105hp/t78kW/t48hp/1000 lb Calculated
Torque-to-weight	311Nm/t208lb-ft/ton Calculated	165Nm/t110lb-ft/ton Calculated
Estimated range	1,000km621mi Calculated	775km482mi Calculated
Displacement	2,143cc131cu in	1,999cc122cu in
Length	4,686mm184in	4,769mm188in
Width	1,810mm71in	1,920mm76in
Height	1,405mm55in	1,606mm63in
Wheelbase	2,840mm112in	2,888mm114in
Front track	1,563mm62in	1,628mm64in
Rear track	1,546mm61in	1,642mm65in
Ground clearance	-	158mm6in
Trunk volume	400L	545L
Max trunk volume	-	1,490L
Doors	2	5
Seats	4	5
Fuel tank	50L	62L
CO2 emissions	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.

Mercedes-Benz C-class Coupe (C205) C 250dMercedes-Benz GLC Coupe (C254) GLC 200PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzC-class Coupe (C205)C 250d	3,800 rpm	1,600-1,800 rpm	4,050 rpm
Mercedes-BenzGLC Coupe (C254)GLC 200	6,100 rpm	2,000-4,000 rpm	6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzC-class Coupe (C205)C 250d	Mercedes-BenzGLC Coupe (C254)GLC 200
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.5 s	7.4 s
0-100 km/h 0-62 mph	6.9 s	7.9 s
0-200 km/h 0-124 mph	28.9 s	42.6 s
Top speed	240 km/h 149 mph	227 km/h 141 mph
	Drag race simulation
60 ft 18 m	2.4 s	2.4 s
330 ft 101 m	6.5 s	6.6 s
1/8 mile 201 m	9.7 s	10.1 s
1000 ft 305 m	12.6 s	13.2 s
1/4 mile 402 m	14.9 s	15.7 s
Trap speed 1/4 mile 402 m	154 km/h 96 mph	142 km/h 89 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	204 hp 152 kW
Mercedes-BenzGLC Coupe (C254)GLC 200	204 hp 152 kW

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	500 Nm 369 lb-ft
Mercedes-BenzGLC Coupe (C254)GLC 200	320 Nm 236 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	1,610 kg 3,549 lb
Mercedes-BenzGLC Coupe (C254)GLC 200	1,945 kg 4,288 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	240 km/h 149 mph
Mercedes-BenzGLC Coupe (C254)GLC 200	227 km/h 141 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	6.9 s
Mercedes-BenzGLC Coupe (C254)GLC 200	7.9 s

The biggest 0-100 km/h difference is between Mercedes-Benz C-class Coupe (C205) C 250d and Mercedes-Benz GLC Coupe (C254) GLC 200: 1.0 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	5.0 L/100 km 47.0 mpg US 56.5 mpg UK
Mercedes-BenzGLC Coupe (C254)GLC 200	8.0 L/100 km 29.4 mpg US 35.3 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz C-class Coupe (C205) C 250d and Mercedes-Benz GLC Coupe (C254) GLC 200: 3.0 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	127 hp/t 94 kW/t 7.9 kg/hp
Mercedes-BenzGLC Coupe (C254)GLC 200	105 hp/t 78 kW/t 9.5 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzC-class Coupe (C205)C 250d	1,000 km 621 mi
Mercedes-BenzGLC Coupe (C254)GLC 200	775 km 482 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzC-class Coupe (C205)C 250d	204 hp 152 kW	6.9 s	240 km/h 149 mph
Mercedes-BenzGLC Coupe (C254)GLC 200	204 hp 152 kW	7.9 s	227 km/h 141 mph

Most attractive quadrant

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

Vehicle

Performance score

Practicality score

Mercedes-BenzC-class Coupe (C205)C 250d

Power	204 hp 152 kW
0-100 km/h	6.9 s
Top speed 240 km/h 149 mph

Doors/seats	2 doors 4 seats
Trunk	400 L 14.1 cu ft
Length	4,686 mm 184.5 in
Height	1,405 mm 55.3 in

Mercedes-BenzGLC Coupe (C254)GLC 200

Power	204 hp 152 kW
0-100 km/h	7.9 s
Top speed 227 km/h 141 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.

Vehicle

Performance score

Fuel economy score

Mercedes-BenzC-class Coupe (C205)C 250d

Power	204 hp 152 kW
0-100 km/h	6.9 s
Top speed 240 km/h 149 mph

5.0 L/100 km

47.0 mpg US

56.5 mpg UK

Mercedes-BenzGLC Coupe (C254)GLC 200

Power	204 hp 152 kW
0-100 km/h	7.9 s
Top speed 227 km/h 141 mph

8.0 L/100 km

29.4 mpg US

35.3 mpg UK

Mercedes-Benz C-class Coupe (C205) 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzC-class Coupe (C205)C 250d	5.0 L/100 km 47.0 mpg US 56.5 mpg UK	6.9 s
Mercedes-BenzGLC Coupe (C254)GLC 200	8.0 L/100 km 29.4 mpg US 35.3 mpg UK	7.9 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzC-class Coupe (C205)C 250d	127 hp/t 94 kW/t 7.9 kg/hp	5.0 L/100 km 47.0 mpg US 56.5 mpg UK
Mercedes-BenzGLC Coupe (C254)GLC 200	105 hp/t 78 kW/t 9.5 kg/hp	8.0 L/100 km 29.4 mpg US 35.3 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzC-class Coupe (C205)C 250d

Mercedes-BenzGLC Coupe (C254)GLC 200

Power

204 hp

152 kW

204 hp

152 kW

Torque

500 Nm

369 lb-ft

320 Nm

236 lb-ft

Acceleration

6.9 s

7.9 s

Top speed

240 km/h

149 mph

227 km/h

141 mph

Lightness

1,610 kg

3,549 lb

1,945 kg

4,288 lb

Fuel consumption

5.0 L/100 km

47.0 mpg US

56.5 mpg UK

8.0 L/100 km

29.4 mpg US

35.3 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	400 L 14.1 cu ft
Length	4,686 mm 184.5 in
Height	1,405 mm 55.3 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

775 km

482 mi

CO2 score

132 g/km

Trunk score

400 L

14.1 cu ft

545 L

19.2 cu ft

Power-to-weight score

127 hp/t

94 kW/t

7.9 kg/hp

105 hp/t

78 kW/t

9.5 kg/hp

Overall

Fixed score

Fuel cost and annual usage

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

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz C-class Coupe (C205) C 250d	Mercedes-Benz GLC Coupe (C254) GLC 200
Consumption	5 L/100 km47 mpg US56.5 mpg UK	8 L/100 km29.4 mpg US35.3 mpg UK
Cost / 100 km	8.75 LC100 km	14.00 LC100 km
Cost / 100 mi	14.08 LC100 mi	22.53 LC100 mi
Annual fuel used	750 L198 US gal165 UK gal	1,200 L317 US gal264 UK gal
Annual fuel cost	1,313 LC/year	2,100 LC/year