Car comparison

Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8vsMercedes-Benz SL (R231) · Facelift 2016 AMG SL 63 V8

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

New comparison

Mercedes-Benz AMG GT Roadster (R190)

C 4.0 V8

558 hp3982 ccGasolineRWDDual-clutchTwin-turboRoadster2017-2021
VS

Mercedes-Benz SL (R231) · Facelift 2016

AMG SL 63 V8

585 hp5461 ccGasolineRWDAutomaticTwin-turboRoadster2016-2018

Comparison overview

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

Best choices

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8

  • Most powerful
    585 hp
    436 kW
  • Highest torque
    900 Nm
    664 lb-ft
  • Lowest combined fuel consumption
    10.1 L/100 km
    23.3 mpg US
    28.0 mpg UK
  • Lowest city consumption
    14.2 L/100 km
    16.6 mpg US
    19.9 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Lowest CO2 emissions
    234 g/km
  • Best estimated range
    743 km
    461 mi
  • Largest trunk
    364 L
  • Best economy score
    80/100
  • Best practicality score
    33/100

Specification comparison

Specification comparison
ModelMercedes-BenzAMG GT Roadster (R190)C 4.0 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
558hp416kW
585hp436kW
Torque
680Nm502lb-ft
900Nm664lb-ft
Curb weight
1,660kg3,660lb
1,770kg3,902lb
Gross weight
1,940kg4,277lb
2,180kg4,806lb
Top speed
316 km/h
196 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
58.3s99% target: 313 km/h / 194 mph
Calculated
48.3s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
3.7s
4.1s
0-200 km/h
10.8s
Calculated
12.9s
Calculated
0-60 mph
3.5s
Calculated
3.9s
Calculated
Fuel consumption
11.4L/100 km20.6mpg US24.8mpg UK
10.1L/100 km23.3mpg US28.0mpg UK
Fuel consumption city
15.1L/100 km15.6mpg US18.7mpg UK
14.2L/100 km16.6mpg US19.9mpg UK
Fuel consumption highway
9L/100 km26.1mpg US31.4mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
11.5s
Calculated
12.0s
Calculated
Power-to-weight
336hp/t251kW/t152hp/1000 lb
Calculated
331hp/t246kW/t150hp/1000 lb
Calculated
Torque-to-weight
410Nm/t274lb-ft/ton
Calculated
508Nm/t340lb-ft/ton
Calculated
Estimated range
570km354mi
Calculated
743km461mi
Calculated
Displacement
3,982cc243cu in
5,461cc333cu in
Length
4,544mm179in
-
Width
1,939mm76in
-
Height
1,259mm50in
-
Wheelbase
2,630mm104in
-
Front track
1,684mm66in
-
Rear track
1,651mm65in
-
Trunk volume
165L
364L
Max trunk volume-
504L
Doors
2
2
Seats
2
2
Fuel tank
65L
75L
CO2 emissions
259g/km
234g/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 AMG GT Roadster (R190) C 4.0 V8Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8PowerTorque
  • Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8: Power / Torque
  • Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V85,750-6,750 rpm1,900-5,750 rpm7,000 rpm
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V85,500 rpm2,250-3,750 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzAMG GT Roadster (R190)C 4.0 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.5 s
3.9 s
0-100 km/h
0-62 mph
3.7 s
4.1 s
0-200 km/h
0-124 mph
10.8 s
12.9 s
Top speed
316 km/h
196 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.1 s
5.3 s
1/8 mile
201 m
7.6 s
7.9 s
1000 ft
305 m
9.7 s
10.2 s
1/4 mile
402 m
11.5 s
12.0 s
Trap speed
1/4 mile
402 m
206 km/h
128 mph
194 km/h
120 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
558 hp
416 kW
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
585 hp
436 kW

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 has 27 hp more than Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8.

The biggest power difference is between Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8 and Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
680 Nm
502 lb-ft
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
900 Nm
664 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
1,660 kg
3,660 lb
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
1,770 kg
3,902 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-BenzAMG GT Roadster (R190)C 4.0 V8
316 km/h
196 mph
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Unrestricted
270 km/h168 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
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V83.7 s
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V84.1 s

Although Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 has more power, Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8 and Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 and Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8: 1.3 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-BenzAMG GT Roadster (R190)C 4.0 V8
336 hp/t
251 kW/t
3.0 kg/hp
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
331 hp/t
246 kW/t
3.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
570 km
354 mi
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
743 km
461 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
558 hp
416 kW
3.7 s
316 km/h
196 mph
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
585 hp
436 kW
4.1 s
Unrestricted
270 km/h168 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
Mercedes-BenzAMG GT Roadster (R190)C 4.0 V8
Power
558 hp
416 kW
0-100 km/h3.7 s
Top speed
316 km/h
196 mph
Doors/seats
2 doors
2 seats
Trunk
165 L
5.8 cu ft
Length
4,544 mm
178.9 in
Height
1,259 mm
49.6 in
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
585 hp
436 kW
0-100 km/h4.1 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
364 L
12.9 cu ft
Length-
Height-

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-BenzAMG GT Roadster (R190)C 4.0 V8
Power
558 hp
416 kW
0-100 km/h3.7 s
Top speed
316 km/h
196 mph
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
585 hp
436 kW
0-100 km/h4.1 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8 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-BenzAMG GT Roadster (R190)C 4.0 V8
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
3.7 s
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
4.1 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-BenzAMG GT Roadster (R190)C 4.0 V8
336 hp/t
251 kW/t
3.0 kg/hp
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
331 hp/t
246 kW/t
3.0 kg/hp
10.1 L/100 km
23.3 mpg US
28.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzAMG GT Roadster (R190)C 4.0 V8Mercedes-BenzSL (R231)Facelift 2016AMG SL 63 V8
Power
558 hp
416 kW
585 hp
436 kW
Torque
680 Nm
502 lb-ft
900 Nm
664 lb-ft
Acceleration
3.7 s
4.1 s
Top speed
316 km/h
196 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,660 kg
3,660 lb
1,770 kg
3,902 lb
Fuel consumption
11.4 L/100 km
20.6 mpg US
24.8 mpg UK
10.1 L/100 km
23.3 mpg US
28.0 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
165 L
5.8 cu ft
Length
4,544 mm
178.9 in
Height
1,259 mm
49.6 in
Doors/seats
2 doors
2 seats
Trunk
364 L
12.9 cu ft
Length-
Height-
Range score
570 km
354 mi
743 km
461 mi
CO2 score
259 g/km
234 g/km
Trunk score
165 L
5.8 cu ft
364 L
12.9 cu ft
Power-to-weight score
336 hp/t
251 kW/t
3.0 kg/hp
331 hp/t
246 kW/t
3.0 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 AMG GT Roadster (R190) C 4.0 V8Mercedes-Benz SL (R231) Facelift 2016 AMG SL 63 V8
Consumption11.4 L/100 km20.6 mpg US24.8 mpg UK10.1 L/100 km23.3 mpg US28 mpg UK
Cost / 100 km19.95 LC100 km17.68 LC100 km
Cost / 100 mi32.11 LC100 mi28.45 LC100 mi
Annual fuel used1,710 L452 US gal376 UK gal1,515 L400 US gal333 UK gal
Annual fuel cost2,993 LC/year2,651 LC/year

Head-to-head comparisons

Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8

  • Is 110 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 46 km/h (29 mph) higher top speed
  • Has 6 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 SL (R231) Facelift 2016 AMG SL 63 V8

  • Has 27 hp more
  • Has 220 Nm more
  • Uses 1.3 L/100 km less fuel
  • Has 172 km (107 mi) more estimated range
  • Has 199 L more trunk volume
  • Emits 25 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
Mercedes-Benz AMG GT Roadster (R190) C 4.0 V8
Mercedes-Benz SL (R231) AMG SL 63 V8
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2 vehicles selected

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