Car comparison

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8vsMercedes-Benz SL (R231) AMG SL 63

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

New comparison

Mercedes-Benz AMG GT Roadster (R190)

4.0 V8

476 hp3982 ccGasolineRWDDual-clutchTwin-turboRoadster2017-2021
VS

Mercedes-Benz SL (R231)

AMG SL 63

537 hp5461 ccGasolineRWDTwin-turboRoadster2012-2015

Comparison overview

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

Best choices

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8

  • Quickest 0-100 km/h
    4.0 s
  • Fastest top speed
    302 km/h
    188 mph
  • Lightest
    1,595 kg
    3,516 lb
  • Best power-to-weight
    298 hp/t
    223 kW/t
    3.4 kg/hp
  • Lowest combined fuel consumption
    9.4 L/100 km
    25.0 mpg US
    30.1 mpg UK
  • Lowest city consumption
    12.2 L/100 km
    19.3 mpg US
    23.2 mpg UK
  • Lowest CO2 emissions
    219 g/km
  • Best performance score
    86/100
  • Best economy score
    82/100

Mercedes-Benz SL (R231) AMG SL 63

  • Most powerful
    537 hp
    400 kW
  • Highest torque
    800 Nm
    590 lb-ft
  • Lowest highway consumption
    7.6 L/100 km
    30.9 mpg US
    37.2 mpg UK
  • Best estimated range
    758 km
    471 mi
  • Largest trunk
    241 L
  • Best overall score
    68/100
  • Best practicality score
    31/100

Specification comparison

Specification comparison
ModelMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R231)AMG SL 63
Power
476hp355kW
537hp400kW
Torque
630Nm465lb-ft
800Nm590lb-ft
Curb weight
1,595kg3,516lb
1,845kg4,068lb
Gross weight
1,940kg4,277lb
2,180kg4,806lb
Top speed
302 km/h
188 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
61.8s99% target: 299 km/h / 186 mph
Calculated
53.7s99% target: 267 km/h / 166 mph
Calculated
0-100 km/h
4.0s
4.3s
0-200 km/h
12.2s
Calculated
14.0s
Calculated
0-60 mph
3.8s
Calculated
4.1s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city
12.2L/100 km19.3mpg US23.2mpg UK
13.9L/100 km16.9mpg US20.3mpg UK
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile
11.9s
Calculated
12.3s
Calculated
Power-to-weight
298hp/t223kW/t135hp/1000 lb
Calculated
291hp/t217kW/t132hp/1000 lb
Calculated
Torque-to-weight
395Nm/t264lb-ft/ton
Calculated
434Nm/t290lb-ft/ton
Calculated
Estimated range
691km430mi
Calculated
758km471mi
Calculated
Displacement
3,982cc243cu in
5,461cc333cu in
Length
4,544mm179in
4,617mm182in
Width
1,939mm76in
1,877mm74in
Height
1,259mm50in
1,315mm52in
Wheelbase
2,630mm104in
2,585mm102in
Front track
1,684mm66in
1,600mm63in
Rear track
1,651mm65in
1,604mm63in
Trunk volume
165L
241L
Max trunk volume-
381L
Doors
2
2
Seats
2
2
Fuel tank
65L
75L
CO2 emissions
219g/km
231g/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) 4.0 V8Mercedes-Benz SL (R231) AMG SL 63PowerTorque
  • Mercedes-Benz AMG GT Roadster (R190) 4.0 V8: Power / Torque
  • Mercedes-Benz SL (R231) AMG SL 63: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzAMG GT Roadster (R190)4.0 V86,000 rpm1,700-5,000 rpm6,250 rpm
Mercedes-BenzSL (R231)AMG SL 635,500 rpm2,000-4,500 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R231)AMG SL 63
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
4.1 s
0-100 km/h
0-62 mph
4.0 s
4.3 s
0-200 km/h
0-124 mph
12.2 s
14.0 s
Top speed
302 km/h
188 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
5.2 s
5.4 s
1/8 mile
201 m
7.8 s
8.1 s
1000 ft
305 m
10.0 s
10.4 s
1/4 mile
402 m
11.9 s
12.3 s
Trap speed
1/4 mile
402 m
197 km/h
123 mph
189 km/h
117 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)4.0 V8
476 hp
355 kW
Mercedes-BenzSL (R231)AMG SL 63
537 hp
400 kW

Mercedes-Benz SL (R231) AMG SL 63 has 61 hp more than Mercedes-Benz AMG GT Roadster (R190) 4.0 V8.

The biggest power difference is between Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 and Mercedes-Benz SL (R231) AMG SL 63: 61 hp (45 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)4.0 V8
630 Nm
465 lb-ft
Mercedes-BenzSL (R231)AMG SL 63
800 Nm
590 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)4.0 V8
1,595 kg
3,516 lb
Mercedes-BenzSL (R231)AMG SL 63
1,845 kg
4,068 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)4.0 V8
302 km/h
188 mph
Mercedes-BenzSL (R231)AMG SL 63
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)4.0 V84.0 s
Mercedes-BenzSL (R231)AMG SL 634.3 s

Although Mercedes-Benz SL (R231) AMG SL 63 has more power, Mercedes-Benz AMG GT Roadster (R190) 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) 4.0 V8 and Mercedes-Benz SL (R231) AMG SL 63: 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
Mercedes-BenzAMG GT Roadster (R190)4.0 V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzSL (R231)AMG SL 63
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 and Mercedes-Benz SL (R231) AMG SL 63: 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-BenzAMG GT Roadster (R190)4.0 V8
298 hp/t
223 kW/t
3.4 kg/hp
Mercedes-BenzSL (R231)AMG SL 63
291 hp/t
217 kW/t
3.4 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)4.0 V8
691 km
430 mi
Mercedes-BenzSL (R231)AMG SL 63
758 km
471 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzAMG GT Roadster (R190)4.0 V8
476 hp
355 kW
4.0 s
302 km/h
188 mph
Mercedes-BenzSL (R231)AMG SL 63
537 hp
400 kW
4.3 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)4.0 V8
Power
476 hp
355 kW
0-100 km/h4.0 s
Top speed
302 km/h
188 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)AMG SL 63
Power
537 hp
400 kW
0-100 km/h4.3 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
241 L
8.5 cu ft
Length
4,617 mm
181.8 in
Height
1,315 mm
51.8 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-BenzAMG GT Roadster (R190)4.0 V8
Power
476 hp
355 kW
0-100 km/h4.0 s
Top speed
302 km/h
188 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzSL (R231)AMG SL 63
Power
537 hp
400 kW
0-100 km/h4.3 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Mercedes-Benz AMG GT Roadster (R190) 4.0 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)4.0 V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
4.0 s
Mercedes-BenzSL (R231)AMG SL 63
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
4.3 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)4.0 V8
298 hp/t
223 kW/t
3.4 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzSL (R231)AMG SL 63
291 hp/t
217 kW/t
3.4 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R231)AMG SL 63
Power
476 hp
355 kW
537 hp
400 kW
Torque
630 Nm
465 lb-ft
800 Nm
590 lb-ft
Acceleration
4.0 s
4.3 s
Top speed
302 km/h
188 mph
Unrestricted
270 km/h168 mph
Restricted
250 km/h155 mph
Lightness
1,595 kg
3,516 lb
1,845 kg
4,068 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
9.9 L/100 km
23.8 mpg US
28.5 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
241 L
8.5 cu ft
Length
4,617 mm
181.8 in
Height
1,315 mm
51.8 in
Range score
691 km
430 mi
758 km
471 mi
CO2 score
219 g/km
231 g/km
Trunk score
165 L
5.8 cu ft
241 L
8.5 cu ft
Power-to-weight score
298 hp/t
223 kW/t
3.4 kg/hp
291 hp/t
217 kW/t
3.4 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) 4.0 V8Mercedes-Benz SL (R231) AMG SL 63
Consumption9.4 L/100 km25 mpg US30.1 mpg UK9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km16.45 LC100 km17.33 LC100 km
Cost / 100 mi26.47 LC100 mi27.88 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,485 L392 US gal327 UK gal
Annual fuel cost2,468 LC/year2,599 LC/year

Head-to-head comparisons

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8

  • Is 250 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 32 km/h (20 mph) higher top speed
  • Uses 0.5 L/100 km less fuel
  • Has 7 hp/t better power-to-weight
  • Emits 12 g/km less CO2

Pros

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

Cons

  • Lowest power
  • Smallest trunk

Mercedes-Benz SL (R231) AMG SL 63

  • Has 61 hp more
  • Has 170 Nm more
  • Has 66 km (41 mi) more estimated range
  • Has 76 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz AMG GT Roadster (R190) 4.0 V8
Mercedes-Benz SL (R231) AMG SL 63
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