Car comparison

Porsche 718 Cayman (982) GTS 2.5vsMercedes-Benz GLC Coupe (C253) AMG GLC 43

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

New comparison

Porsche 718 Cayman (982)

GTS 2.5

365 hp2497 ccGasolineRWDManualTurbochargedCoupe2017-2018
VS

Mercedes-Benz GLC Coupe (C253)

AMG GLC 43

367 hp2996 ccGasolineAWDAutomaticTwin-turboCoupe2016-2019

Comparison overview

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

Best choices

Mercedes-Benz GLC Coupe (C253) AMG GLC 43

  • Most powerful
    367 hp
    274 kW
  • Highest torque
    520 Nm
    384 lb-ft
  • Lowest combined fuel consumption
    8.9 L/100 km
    26.4 mpg US
    31.7 mpg UK
  • Lowest city consumption
    11.5 L/100 km
    20.5 mpg US
    24.6 mpg UK
  • Lowest CO2 emissions
    203 g/km
  • Best estimated range
    742 km
    461 mi
  • Largest trunk
    550 L
  • Best overall score
    69/100
  • Best practicality score
    64/100

Porsche 718 Cayman (982) GTS 2.5

  • Quickest 0-100 km/h
    4.6 s
  • Fastest top speed
    300 km/h
    186 mph Unrestricted
    290 km/h
    180 mph Restricted
  • Lightest
    1,375 kg
    3,031 lb
  • Best power-to-weight
    265 hp/t
    198 kW/t
    3.8 kg/hp
  • Lowest highway consumption
    7.0 L/100 km
    33.6 mpg US
    40.4 mpg UK
  • Best performance score
    76/100
  • Best economy score
    83/100

Specification comparison

Specification comparison
ModelPorsche718 Cayman (982)GTS 2.5Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Power
365hp272kW
367hp274kW
Torque
420Nm310lb-ft
520Nm384lb-ft
Curb weight
1,375kg3,031lb
1,780kg3,924lb
Gross weight
1,675kg3,693lb
2,460kg5,423lb
Top speed
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
66.7s99% target: 297 km/h / 185 mph
Calculated
74.0s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
4.6s
4.9s
0-200 km/h
13.8s
Calculated
18.6s
Calculated
0-60 mph
4.4s
Calculated
4.6s
Calculated
Fuel consumption
9L/100 km26.1mpg US31.4mpg UK
8.9L/100 km26.4mpg US31.7mpg UK
Fuel consumption city
12.3L/100 km19.1mpg US23.0mpg UK
11.5L/100 km20.5mpg US24.6mpg UK
Fuel consumption highway
7L/100 km33.6mpg US40.4mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Quarter mile
12.5s
Calculated
13.1s
Calculated
Power-to-weight
265hp/t198kW/t120hp/1000 lb
Calculated
206hp/t154kW/t94hp/1000 lb
Calculated
Torque-to-weight
305Nm/t204lb-ft/ton
Calculated
292Nm/t195lb-ft/ton
Calculated
Estimated range
711km442mi
Calculated
742km461mi
Calculated
Displacement
2,497cc152cu in
2,996cc183cu in
Length
4,393mm173in
4,732mm186in
Width
1,801mm71in
1,890mm74in
Height
1,286mm51in
1,602mm63in
Wheelbase
2,475mm97in
2,873mm113in
Front track-
1,620mm64in
Rear track-
1,619mm64in
Trunk volume
150L
550L
Max trunk volume
425L
1,600L
Doors
2
4
Seats
2
4
Fuel tank
64L
66L
CO2 emissions
205g/km
203g/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.

Porsche 718 Cayman (982) GTS 2.5Mercedes-Benz GLC Coupe (C253) AMG GLC 43PowerTorque
  • Porsche 718 Cayman (982) GTS 2.5: Power / Torque
  • Mercedes-Benz GLC Coupe (C253) AMG GLC 43: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche718 Cayman (982)GTS 2.56,500 rpm1,900-5,500 rpm6,750 rpm
Mercedes-BenzGLC Coupe (C253)AMG GLC 435,500-6,000 rpm2,500-4,500 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche718 Cayman (982)GTS 2.5Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Acceleration checkpoints
0-60 mph
0-97 km/h
4.4 s
4.6 s
0-100 km/h
0-62 mph
4.6 s
4.9 s
0-200 km/h
0-124 mph
13.8 s
18.6 s
Top speed
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
2.1 s
330 ft
101 m
5.6 s
5.6 s
1/8 mile
201 m
8.3 s
8.5 s
1000 ft
305 m
10.6 s
11.0 s
1/4 mile
402 m
12.5 s
13.1 s
Trap speed
1/4 mile
402 m
190 km/h
118 mph
173 km/h
108 mph

Power comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
365 hp
272 kW
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
367 hp
274 kW

Mercedes-Benz GLC Coupe (C253) AMG GLC 43 has 2 hp more than Porsche 718 Cayman (982) GTS 2.5.

The biggest power difference is between Porsche 718 Cayman (982) GTS 2.5 and Mercedes-Benz GLC Coupe (C253) AMG GLC 43: 2 hp (1 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
420 Nm
310 lb-ft
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
520 Nm
384 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
1,375 kg
3,031 lb
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
1,780 kg
3,924 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.54.6 s
Mercedes-BenzGLC Coupe (C253)AMG GLC 434.9 s

Although Mercedes-Benz GLC Coupe (C253) AMG GLC 43 has more power, Porsche 718 Cayman (982) GTS 2.5 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 718 Cayman (982) GTS 2.5 and Mercedes-Benz GLC Coupe (C253) AMG GLC 43: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
265 hp/t
198 kW/t
3.8 kg/hp
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
206 hp/t
154 kW/t
4.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche718 Cayman (982)GTS 2.5
711 km
442 mi
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
742 km
461 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche718 Cayman (982)GTS 2.5
365 hp
272 kW
4.6 s
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
367 hp
274 kW
4.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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
Porsche718 Cayman (982)GTS 2.5
Power
365 hp
272 kW
0-100 km/h4.6 s
Top speed
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Doors/seats
2 doors
2 seats
Trunk
150 L
5.3 cu ft
Length
4,393 mm
173.0 in
Height
1,286 mm
50.6 in
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Power
367 hp
274 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
4 seats
Trunk
550 L
19.4 cu ft
Length
4,732 mm
186.3 in
Height
1,602 mm
63.1 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
Porsche718 Cayman (982)GTS 2.5
Power
365 hp
272 kW
0-100 km/h4.6 s
Top speed
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Power
367 hp
274 kW
0-100 km/h4.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

Porsche 718 Cayman (982) GTS 2.5 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
Porsche718 Cayman (982)GTS 2.5
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
4.6 s
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
4.9 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Porsche718 Cayman (982)GTS 2.5
265 hp/t
198 kW/t
3.8 kg/hp
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
Mercedes-BenzGLC Coupe (C253)AMG GLC 43
206 hp/t
154 kW/t
4.9 kg/hp
8.9 L/100 km
26.4 mpg US
31.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche718 Cayman (982)GTS 2.5Mercedes-BenzGLC Coupe (C253)AMG GLC 43
Power
365 hp
272 kW
367 hp
274 kW
Torque
420 Nm
310 lb-ft
520 Nm
384 lb-ft
Acceleration
4.6 s
4.9 s
Top speed
Unrestricted
300 km/h186 mph
Restricted
290 km/h180 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,375 kg
3,031 lb
1,780 kg
3,924 lb
Fuel consumption
9.0 L/100 km
26.1 mpg US
31.4 mpg UK
8.9 L/100 km
26.4 mpg US
31.7 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
150 L
5.3 cu ft
Length
4,393 mm
173.0 in
Height
1,286 mm
50.6 in
Doors/seats
4 doors
4 seats
Trunk
550 L
19.4 cu ft
Length
4,732 mm
186.3 in
Height
1,602 mm
63.1 in
Range score
711 km
442 mi
742 km
461 mi
CO2 score
205 g/km
203 g/km
Trunk score
150 L
5.3 cu ft
550 L
19.4 cu ft
Power-to-weight score
265 hp/t
198 kW/t
3.8 kg/hp
206 hp/t
154 kW/t
4.9 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
VehiclePorsche 718 Cayman (982) GTS 2.5Mercedes-Benz GLC Coupe (C253) AMG GLC 43
Consumption9 L/100 km26.1 mpg US31.4 mpg UK8.9 L/100 km26.4 mpg US31.7 mpg UK
Cost / 100 km15.75 LC100 km15.58 LC100 km
Cost / 100 mi25.35 LC100 mi25.07 LC100 mi
Annual fuel used1,350 L357 US gal297 UK gal1,335 L353 US gal294 UK gal
Annual fuel cost2,363 LC/year2,336 LC/year

Head-to-head comparisons

Porsche 718 Cayman (982) GTS 2.5

  • Is 405 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 40 km/h (25 mph) higher top speed
  • Has 59 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
  • Highest CO2 emissions

Mercedes-Benz GLC Coupe (C253) AMG GLC 43

  • Has 2 hp more
  • Has 100 Nm more
  • Uses 0.1 L/100 km less fuel
  • Has 30 km (19 mi) more estimated range
  • Has 400 L more trunk volume
  • Emits 2 g/km less CO2

Pros

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

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 718 Cayman (982) GTS 2.5
Mercedes-Benz GLC Coupe (C253) AMG GLC 43
Compare selected cars
2 vehicles selected

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