Car comparison

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8vsMercedes-Benz SL (R232) AMG SL 43

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 (R232)

AMG SL 43

421 hp1991 ccGasolineRWDAutomaticTurbochargedRoadster2024-present

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
  • Most powerful
    476 hp
    355 kW
  • Highest torque
    630 Nm
    465 lb-ft
  • 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
  • Best overall score
    67/100
  • Best performance score
    86/100
  • Best economy score
    82/100

Specification comparison

Specification comparison
ModelMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R232)AMG SL 43
Power
476hp355kW
421hp314kW
Torque
630Nm465lb-ft
500Nm369lb-ft
Curb weight
1,595kg3,516lb
1,735kg3,825lb
Gross weight
1,940kg4,277lb
2,185kg4,817lb
Top speed
302 km/h
188 mph
278 km/h
173 mph
To 99% top speed
61.8s99% target: 299 km/h / 186 mph
Calculated
65.9s99% target: 275 km/h / 171 mph
Calculated
0-100 km/h
4.0s
4.7s
0-200 km/h
12.2s
Calculated
15.4s
Calculated
0-60 mph
3.8s
Calculated
4.5s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption city
12.2L/100 km19.3mpg US23.2mpg UK
-
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
-
Quarter mile
11.9s
Calculated
12.7s
Calculated
Power-to-weight
298hp/t223kW/t135hp/1000 lb
Calculated
243hp/t181kW/t110hp/1000 lb
Calculated
Torque-to-weight
395Nm/t264lb-ft/ton
Calculated
288Nm/t193lb-ft/ton
Calculated
Estimated range
691km430mi
Calculated
737km458mi
Calculated
Displacement
3,982cc243cu in
1,991cc121cu in
Length
4,544mm179in
4,700mm185in
Width
1,939mm76in
1,915mm75in
Height
1,259mm50in
1,359mm54in
Wheelbase
2,630mm104in
2,700mm106in
Front track
1,684mm66in
1,665mm66in
Rear track
1,651mm65in
1,629mm64in
Trunk volume
165L
213L
Doors
2
2
Seats
2
4
Fuel tank
65L
70L
CO2 emissions
219g/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 (R232) AMG SL 43PowerTorque
  • Mercedes-Benz AMG GT Roadster (R190) 4.0 V8: Power / Torque
  • Mercedes-Benz SL (R232) AMG SL 43: 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 (R232)AMG SL 436,750 rpm5,000 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R232)AMG SL 43
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
4.5 s
0-100 km/h
0-62 mph
4.0 s
4.7 s
0-200 km/h
0-124 mph
12.2 s
15.4 s
Top speed
302 km/h
188 mph
278 km/h
173 mph
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.2 s
5.6 s
1/8 mile
201 m
7.8 s
8.4 s
1000 ft
305 m
10.0 s
10.8 s
1/4 mile
402 m
11.9 s
12.7 s
Trap speed
1/4 mile
402 m
197 km/h
123 mph
183 km/h
114 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 (R232)AMG SL 43
421 hp
314 kW

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 has 55 hp more than Mercedes-Benz SL (R232) AMG SL 43.

The biggest power difference is between Mercedes-Benz SL (R232) AMG SL 43 and Mercedes-Benz AMG GT Roadster (R190) 4.0 V8: 55 hp (41 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 (R232)AMG SL 43
500 Nm
369 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 (R232)AMG SL 43
1,735 kg
3,825 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 (R232)AMG SL 43
278 km/h
173 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 (R232)AMG SL 434.7 s

The biggest 0-100 km/h difference is between Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 and Mercedes-Benz SL (R232) AMG SL 43: 0.7 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 (R232)AMG SL 43
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)4.0 V8
298 hp/t
223 kW/t
3.4 kg/hp
Mercedes-BenzSL (R232)AMG SL 43
243 hp/t
181 kW/t
4.1 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 (R232)AMG SL 43
737 km
458 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 (R232)AMG SL 43
421 hp
314 kW
4.7 s
278 km/h
173 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 (R232)AMG SL 43
Power
421 hp
314 kW
0-100 km/h4.7 s
Top speed
278 km/h
173 mph
Doors/seats
2 doors
4 seats
Trunk
213 L
7.5 cu ft
Length
4,700 mm
185.0 in
Height
1,359 mm
53.5 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 (R232)AMG SL 43
Power
421 hp
314 kW
0-100 km/h4.7 s
Top speed
278 km/h
173 mph
9.5 L/100 km
24.8 mpg US
29.7 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 (R232)AMG SL 43
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
4.7 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 (R232)AMG SL 43
243 hp/t
181 kW/t
4.1 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzAMG GT Roadster (R190)4.0 V8Mercedes-BenzSL (R232)AMG SL 43
Power
476 hp
355 kW
421 hp
314 kW
Torque
630 Nm
465 lb-ft
500 Nm
369 lb-ft
Acceleration
4.0 s
4.7 s
Top speed
302 km/h
188 mph
278 km/h
173 mph
Lightness
1,595 kg
3,516 lb
1,735 kg
3,825 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
9.5 L/100 km
24.8 mpg US
29.7 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
4 seats
Trunk
213 L
7.5 cu ft
Length
4,700 mm
185.0 in
Height
1,359 mm
53.5 in
Range score
691 km
430 mi
737 km
458 mi
CO2 score
219 g/km
-
Trunk score
165 L
5.8 cu ft
213 L
7.5 cu ft
Power-to-weight score
298 hp/t
223 kW/t
3.4 kg/hp
243 hp/t
181 kW/t
4.1 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 (R232) AMG SL 43
Consumption9.4 L/100 km25 mpg US30.1 mpg UK9.5 L/100 km24.8 mpg US29.7 mpg UK
Cost / 100 km16.45 LC100 km16.63 LC100 km
Cost / 100 mi26.47 LC100 mi26.76 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,425 L376 US gal313 UK gal
Annual fuel cost2,468 LC/year2,494 LC/year

Head-to-head comparisons

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8

  • Has 55 hp more
  • Has 130 Nm more
  • Is 140 kg lighter
  • Is 0.7 s quicker from 0-100 km/h
  • Has 24 km/h (15 mph) higher top speed
  • Uses 0.1 L/100 km less fuel
  • Has 56 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Mercedes-Benz SL (R232) AMG SL 43

  • Has 45 km (28 mi) more estimated range
  • Has 48 L more trunk volume

Pros

  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz AMG GT Roadster (R190) 4.0 V8
Mercedes-Benz SL (R232) AMG SL 43
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