Car comparison

Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8vsMercedes-Benz AMG GT (C192) 43

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

New comparison

Mercedes-Benz AMG GT Roadster (R190)

S 4.0 V8

522 hp3982 ccGasolineRWDDual-clutchTwin-turboRoadster2017-2021
VS

Mercedes-Benz AMG GT (C192)

43

421 hp1991 ccGasolineRWDAutomaticTurbochargedCoupe2024-present

Comparison overview

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

Best choices

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

  • Quickest 0-100 km/h
    3.8 s
  • Fastest top speed
    308 km/h
    191 mph
  • Most powerful
    522 hp
    389 kW
  • Highest torque
    670 Nm
    494 lb-ft
  • Lightest
    1,625 kg
    3,583 lb
  • Best power-to-weight
    321 hp/t
    240 kW/t
    3.1 kg/hp
  • Best performance score
    89/100

Mercedes-Benz AMG GT (C192) 43

  • Lowest combined fuel consumption
    10.3 L/100 km
    22.8 mpg US
    27.4 mpg UK
  • Best estimated range
    680 km
    422 mi
  • Largest trunk
    321 L
  • Best overall score
    70/100
  • Best economy score
    79/100
  • Best practicality score
    52/100

Specification comparison

Specification comparison
ModelMercedes-BenzAMG GT Roadster (R190)S 4.0 V8Mercedes-BenzAMG GT (C192)43
Power
522hp389kW
421hp314kW
Torque
670Nm494lb-ft
500Nm369lb-ft
Curb weight
1,625kg3,583lb
1,775kg3,913lb
Gross weight
1,940kg4,277lb
-
Top speed
308 km/h
191 mph
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Calculated
To 99% top speed
58.8s99% target: 305 km/h / 189 mph
Calculated
71.4s99% target: 292 km/h / 181 mph
Calculated
0-100 km/h
3.8s
4.6s
0-200 km/h
11.3s
Calculated
14.5s
Calculated
0-60 mph
3.6s
Calculated
4.4s
Calculated
Fuel consumption
11.5L/100 km20.5mpg US24.6mpg UK
10.3L/100 km22.8mpg US27.4mpg UK
Fuel consumption city
15.6L/100 km15.1mpg US18.1mpg UK
-
Fuel consumption highway
9.1L/100 km25.8mpg US31.0mpg UK
-
Quarter mile
11.6s
Calculated
12.6s
Calculated
Power-to-weight
321hp/t240kW/t146hp/1000 lb
Calculated
237hp/t177kW/t108hp/1000 lb
Calculated
Torque-to-weight
412Nm/t276lb-ft/ton
Calculated
282Nm/t188lb-ft/ton
Calculated
Estimated range
565km351mi
Calculated
680km422mi
Calculated
Displacement
3,982cc243cu in
1,991cc121cu in
Length
4,551mm179in
4,728mm186in
Width
1,939mm76in
1,929mm76in
Height
1,260mm50in
1,354mm53in
Wheelbase
2,630mm104in
2,700mm106in
Front track
1,678mm66in
1,666mm66in
Rear track-
1,644mm65in
Ground clearance
96mm4in
-
Trunk volume
165L
321L
Max trunk volume-
675L
Doors
2
3
Seats
2
4
Fuel tank
65L
70L
CO2 emissions
262g/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) S 4.0 V8Mercedes-Benz AMG GT (C192) 43PowerTorque
  • Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8: Power / Torque
  • Mercedes-Benz AMG GT (C192) 43: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V86,250 rpm1,900-5,000 rpm6,500 rpm
Mercedes-BenzAMG GT (C192)436,750 rpm3,250-5,000 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzAMG GT Roadster (R190)S 4.0 V8Mercedes-BenzAMG GT (C192)43
Acceleration checkpoints
0-60 mph
0-97 km/h
3.6 s
4.4 s
0-100 km/h
0-62 mph
3.8 s
4.6 s
0-200 km/h
0-124 mph
11.3 s
14.5 s
Top speed
308 km/h
191 mph
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Limited
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
330 ft
101 m
5.1 s
5.5 s
1/8 mile
201 m
7.7 s
8.3 s
1000 ft
305 m
9.8 s
10.6 s
1/4 mile
402 m
11.6 s
12.6 s
Trap speed
1/4 mile
402 m
203 km/h
126 mph
187 km/h
116 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V8
522 hp
389 kW
Mercedes-BenzAMG GT (C192)43
421 hp
314 kW

Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8 has 101 hp more than Mercedes-Benz AMG GT (C192) 43.

The biggest power difference is between Mercedes-Benz AMG GT (C192) 43 and Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8: 101 hp (75 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V8
670 Nm
494 lb-ft
Mercedes-BenzAMG GT (C192)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)S 4.0 V8
1,625 kg
3,583 lb
Mercedes-BenzAMG GT (C192)43
1,775 kg
3,913 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)S 4.0 V8
308 km/h
191 mph
Mercedes-BenzAMG GT (C192)43
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 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)S 4.0 V83.8 s
Mercedes-BenzAMG GT (C192)434.6 s

The biggest 0-100 km/h difference is between Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8 and Mercedes-Benz AMG GT (C192) 43: 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
VehicleValue
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Mercedes-BenzAMG GT (C192)43
10.3 L/100 km
22.8 mpg US
27.4 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz AMG GT (C192) 43 and Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8: 1.2 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)S 4.0 V8
321 hp/t
240 kW/t
3.1 kg/hp
Mercedes-BenzAMG GT (C192)43
237 hp/t
177 kW/t
4.2 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)S 4.0 V8
565 km
351 mi
Mercedes-BenzAMG GT (C192)43
680 km
422 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V8
522 hp
389 kW
3.8 s
308 km/h
191 mph
Mercedes-BenzAMG GT (C192)43
421 hp
314 kW
4.6 s
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 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)S 4.0 V8
Power
522 hp
389 kW
0-100 km/h3.8 s
Top speed
308 km/h
191 mph
Doors/seats
2 doors
2 seats
Trunk
165 L
5.8 cu ft
Length
4,551 mm
179.2 in
Height
1,260 mm
49.6 in
Mercedes-BenzAMG GT (C192)43
Power
421 hp
314 kW
0-100 km/h4.6 s
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Doors/seats
3 doors
4 seats
Trunk
321 L
11.3 cu ft
Length
4,728 mm
186.1 in
Height
1,354 mm
53.3 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)S 4.0 V8
Power
522 hp
389 kW
0-100 km/h3.8 s
Top speed
308 km/h
191 mph
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Mercedes-BenzAMG GT (C192)43
Power
421 hp
314 kW
0-100 km/h4.6 s
Top speed
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
10.3 L/100 km
22.8 mpg US
27.4 mpg UK

Mercedes-Benz AMG GT Roadster (R190) S 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)S 4.0 V8
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
3.8 s
Mercedes-BenzAMG GT (C192)43
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
4.6 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzAMG GT Roadster (R190)S 4.0 V8
321 hp/t
240 kW/t
3.1 kg/hp
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
Mercedes-BenzAMG GT (C192)43
237 hp/t
177 kW/t
4.2 kg/hp
10.3 L/100 km
22.8 mpg US
27.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzAMG GT Roadster (R190)S 4.0 V8Mercedes-BenzAMG GT (C192)43
Power
522 hp
389 kW
421 hp
314 kW
Torque
670 Nm
494 lb-ft
500 Nm
369 lb-ft
Acceleration
3.8 s
4.6 s
Top speed
308 km/h
191 mph
Unrestricted
295 km/h183 mph
Restricted
280 km/h174 mph
Lightness
1,625 kg
3,583 lb
1,775 kg
3,913 lb
Fuel consumption
11.5 L/100 km
20.5 mpg US
24.6 mpg UK
10.3 L/100 km
22.8 mpg US
27.4 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
165 L
5.8 cu ft
Length
4,551 mm
179.2 in
Height
1,260 mm
49.6 in
Doors/seats
3 doors
4 seats
Trunk
321 L
11.3 cu ft
Length
4,728 mm
186.1 in
Height
1,354 mm
53.3 in
Range score
565 km
351 mi
680 km
422 mi
CO2 score
262 g/km
-
Trunk score
165 L
5.8 cu ft
321 L
11.3 cu ft
Power-to-weight score
321 hp/t
240 kW/t
3.1 kg/hp
237 hp/t
177 kW/t
4.2 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) S 4.0 V8Mercedes-Benz AMG GT (C192) 43
Consumption11.5 L/100 km20.5 mpg US24.6 mpg UK10.3 L/100 km22.8 mpg US27.4 mpg UK
Cost / 100 km20.13 LC100 km18.03 LC100 km
Cost / 100 mi32.39 LC100 mi29.01 LC100 mi
Annual fuel used1,725 L456 US gal379 UK gal1,545 L408 US gal340 UK gal
Annual fuel cost3,019 LC/year2,704 LC/year

Head-to-head comparisons

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

  • Has 101 hp more
  • Has 170 Nm more
  • Is 150 kg lighter
  • Is 0.8 s quicker from 0-100 km/h
  • Has 13 km/h (8 mph) higher top speed
  • Has 84 hp/t better power-to-weight

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk

Mercedes-Benz AMG GT (C192) 43

  • Uses 1.2 L/100 km less fuel
  • Has 114 km (71 mi) more estimated range
  • Has 156 L more trunk volume

Pros

  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz AMG GT Roadster (R190) S 4.0 V8
Mercedes-Benz AMG GT (C192) 43
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