Car comparison

Mercedes-Benz SLC (R172) · Facelift 2016 SLC 300vsMercedes-Benz GLC Coupe (C253) · Facelift 2019 GLC 300d

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

New comparison

Mercedes-Benz SLC (R172) · Facelift 2016

SLC 300

245 hp1991 ccGasolineRWDAutomaticTurbochargedCoupe2016-2020

Mercedes-Benz GLC Coupe (C253) · Facelift 2019

GLC 300d

245 hp1950 ccDieselAWDAutomaticTurbochargedCoupe2019-2023

Comparison overview

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

Mercedes-Benz SLC (R172) Facelift 2016 SLC 300

Quickest 0-100 km/h
5.8 s
Fastest top speed
260 km/h
162 mph Unrestricted
250 km/h
155 mph Restricted
Most powerful
245 hp
183 kW
Lightest
1,430 kg
3,153 lb
Best power-to-weight
171 hp/t
128 kW/t
5.8 kg/hp
Lowest highway consumption
5.2 L/100 km
45.2 mpg US
54.3 mpg UK
Lowest CO2 emissions
144 g/km
Best estimated range
968 km
601 mi
Best performance score
62/100

Mercedes-Benz GLC Coupe (C253) Facelift 2019 GLC 300d

Highest torque
500 Nm
369 lb-ft
Lowest combined fuel consumption
6.0 L/100 km
39.2 mpg US
47.1 mpg UK
Lowest city consumption
7.4 L/100 km
31.8 mpg US
38.2 mpg UK
Largest trunk
500 L
Best overall score
62/100
Best economy score
91/100
Best practicality score
70/100

Specification comparison

Specification comparison
Model	Mercedes-BenzSLC (R172)Facelift 2016SLC 300	Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d
Power	245hp183kW	245hp183kW
Torque	370Nm273lb-ft	500Nm369lb-ft
Curb weight	1,430kg3,153lb	1,800kg3,968lb
Gross weight	1,820kg4,012lb	2,530kg5,578lb
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated	233 km/h 145 mph
To 99% top speed	80.6s99% target: 257 km/h / 160 mph Calculated	92.8s99% target: 231 km/h / 143 mph Calculated
0-100 km/h	5.8s	6.6s
0-200 km/h	21.1s Calculated	31.7s Calculated
0-60 mph	5.5s Calculated	6.2s Calculated
Fuel consumption	6.2L/100 km37.9mpg US45.6mpg UK	6L/100 km39.2mpg US47.1mpg UK
Fuel consumption city	7.8L/100 km30.2mpg US36.2mpg UK	7.4L/100 km31.8mpg US38.2mpg UK
Fuel consumption highway	5.2L/100 km45.2mpg US54.3mpg UK	5.4L/100 km43.6mpg US52.3mpg UK
Quarter mile	13.9s Calculated	14.7s Calculated
Power-to-weight	171hp/t128kW/t78hp/1000 lb Calculated	136hp/t101kW/t62hp/1000 lb Calculated
Torque-to-weight	259Nm/t173lb-ft/ton Calculated	278Nm/t186lb-ft/ton Calculated
Estimated range	968km601mi Calculated	833km518mi Calculated
Displacement	1,991cc121cu in	1,950cc119cu in
Length	4,133mm163in	4,731mm186in
Width	1,810mm71in	1,890mm74in
Height	1,301mm51in	1,600mm63in
Wheelbase	2,430mm96in	2,873mm113in
Front track	1,559mm61in	1,621mm64in
Rear track	1,565mm62in	-
Ground clearance	-	128mm5in
Trunk volume	225L	500L
Max trunk volume	335L	1,400L
Doors	2	5
Seats	2	5
Fuel tank	60L	50L
CO2 emissions	144g/km	159g/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 SLC (R172) Facelift 2016 SLC 300Mercedes-Benz GLC Coupe (C253) Facelift 2019 GLC 300dPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	5,500 rpm	1,300-4,000 rpm	5,750 rpm
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	-	1,600-2,400 rpm	2,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzSLC (R172)Facelift 2016SLC 300	Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d
	Acceleration checkpoints
0-60 mph 0-97 km/h	5.5 s	6.2 s
0-100 km/h 0-62 mph	5.8 s	6.6 s
0-200 km/h 0-124 mph	21.1 s	31.7 s
Top speed	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited	233 km/h 145 mph
	Drag race simulation
60 ft 18 m	2.3 s	2.3 s
330 ft 101 m	6.1 s	6.2 s
1/8 mile 201 m	9.1 s	9.5 s
1000 ft 305 m	11.7 s	12.3 s
1/4 mile 402 m	13.9 s	14.7 s
Trap speed 1/4 mile 402 m	167 km/h 104 mph	152 km/h 95 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	245 hp 183 kW
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	245 hp 183 kW

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	370 Nm 273 lb-ft
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	500 Nm 369 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	1,430 kg 3,153 lb
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	1,800 kg 3,968 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-BenzSLC (R172)Facelift 2016SLC 300	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	233 km/h 145 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	5.8 s
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	6.6 s

The biggest 0-100 km/h difference is between Mercedes-Benz SLC (R172) Facelift 2016 SLC 300 and Mercedes-Benz GLC Coupe (C253) Facelift 2019 GLC 300d: 0.8 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-BenzSLC (R172)Facelift 2016SLC 300	6.2 L/100 km 37.9 mpg US 45.6 mpg UK
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	6.0 L/100 km 39.2 mpg US 47.1 mpg UK

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	171 hp/t 128 kW/t 5.8 kg/hp
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	136 hp/t 101 kW/t 7.3 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	968 km 601 mi
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	833 km 518 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzSLC (R172)Facelift 2016SLC 300	245 hp 183 kW	5.8 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	245 hp 183 kW	6.6 s	233 km/h 145 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-BenzSLC (R172)Facelift 2016SLC 300

Power	245 hp 183 kW
0-100 km/h	5.8 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	2 doors 2 seats
Trunk	225 L 7.9 cu ft
Length	4,133 mm 162.7 in
Height	1,301 mm 51.2 in

Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d

Power	245 hp 183 kW
0-100 km/h	6.6 s
Top speed 233 km/h 145 mph

Doors/seats	5 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,731 mm 186.3 in
Height	1,600 mm 63.0 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-BenzSLC (R172)Facelift 2016SLC 300

Power	245 hp 183 kW
0-100 km/h	5.8 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d

Power	245 hp 183 kW
0-100 km/h	6.6 s
Top speed 233 km/h 145 mph

6.0 L/100 km

39.2 mpg US

47.1 mpg UK

Mercedes-Benz SLC (R172) Facelift 2016 SLC 300 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-BenzSLC (R172)Facelift 2016SLC 300	6.2 L/100 km 37.9 mpg US 45.6 mpg UK	5.8 s
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	6.0 L/100 km 39.2 mpg US 47.1 mpg UK	6.6 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-BenzSLC (R172)Facelift 2016SLC 300	171 hp/t 128 kW/t 5.8 kg/hp	6.2 L/100 km 37.9 mpg US 45.6 mpg UK
Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d	136 hp/t 101 kW/t 7.3 kg/hp	6.0 L/100 km 39.2 mpg US 47.1 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzSLC (R172)Facelift 2016SLC 300

Mercedes-BenzGLC Coupe (C253)Facelift 2019GLC 300d

Power

245 hp

183 kW

245 hp

183 kW

Torque

370 Nm

273 lb-ft

500 Nm

369 lb-ft

Acceleration

5.8 s

6.6 s

Top speed

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

233 km/h

145 mph

Lightness

1,430 kg

3,153 lb

1,800 kg

3,968 lb

Fuel consumption

6.2 L/100 km

37.9 mpg US

45.6 mpg UK

6.0 L/100 km

39.2 mpg US

47.1 mpg UK

Practicality

Doors/seats	2 doors 2 seats
Trunk	225 L 7.9 cu ft
Length	4,133 mm 162.7 in
Height	1,301 mm 51.2 in

Doors/seats	5 doors 5 seats
Trunk	500 L 17.7 cu ft
Length	4,731 mm 186.3 in
Height	1,600 mm 63.0 in

Range score

968 km

601 mi

833 km

518 mi

CO2 score

144 g/km

159 g/km

Trunk score

225 L

7.9 cu ft

500 L

17.7 cu ft

Power-to-weight score

171 hp/t

128 kW/t

5.8 kg/hp

136 hp/t

101 kW/t

7.3 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 SLC (R172) Facelift 2016 SLC 300	Mercedes-Benz GLC Coupe (C253) Facelift 2019 GLC 300d
Consumption	6.2 L/100 km37.9 mpg US45.6 mpg UK	6 L/100 km39.2 mpg US47.1 mpg UK
Cost / 100 km	10.85 LC100 km	10.50 LC100 km
Cost / 100 mi	17.46 LC100 mi	16.90 LC100 mi
Annual fuel used	930 L246 US gal205 UK gal	900 L238 US gal198 UK gal
Annual fuel cost	1,628 LC/year	1,575 LC/year