Car comparison

Mercedes-Benz AMG GT Roadster (R190) 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)

4.0 V8

476 hp3982 ccGasolineRWDDual-clutchTwin-turboRoadster2017-2021

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.

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 estimated range
691 km
430 mi
Best performance score
86/100
Best economy score
82/100

Mercedes-Benz AMG GT (C192) 43

Largest trunk
321 L
Best overall score
70/100
Best practicality score
52/100

Specification comparison

Specification comparison
Model	Mercedes-BenzAMG GT Roadster (R190)4.0 V8	Mercedes-BenzAMG GT (C192)43
Power	476hp355kW	421hp314kW
Torque	630Nm465lb-ft	500Nm369lb-ft
Curb weight	1,595kg3,516lb	1,775kg3,913lb
Gross weight	1,940kg4,277lb	-
Top speed	302 km/h 188 mph	Unrestricted 295 km/h183 mph Restricted 280 km/h174 mph Calculated
To 99% top speed	61.8s99% target: 299 km/h / 186 mph Calculated	71.4s99% target: 292 km/h / 181 mph Calculated
0-100 km/h	4.0s	4.6s
0-200 km/h	12.2s Calculated	14.5s Calculated
0-60 mph	3.8s Calculated	4.4s Calculated
Fuel consumption	9.4L/100 km25mpg US30.1mpg UK	10.3L/100 km22.8mpg US27.4mpg 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	12.6s Calculated
Power-to-weight	298hp/t223kW/t135hp/1000 lb Calculated	237hp/t177kW/t108hp/1000 lb Calculated
Torque-to-weight	395Nm/t264lb-ft/ton Calculated	282Nm/t188lb-ft/ton Calculated
Estimated range	691km430mi Calculated	680km422mi Calculated
Displacement	3,982cc243cu in	1,991cc121cu in
Length	4,544mm179in	4,728mm186in
Width	1,939mm76in	1,929mm76in
Height	1,259mm50in	1,354mm53in
Wheelbase	2,630mm104in	2,700mm106in
Front track	1,684mm66in	1,666mm66in
Rear track	1,651mm65in	1,644mm65in
Trunk volume	165L	321L
Max trunk volume	-	675L
Doors	2	3
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 AMG GT (C192) 43PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	6,000 rpm	1,700-5,000 rpm	6,250 rpm
Mercedes-BenzAMG GT (C192)43	6,750 rpm	3,250-5,000 rpm	7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzAMG GT Roadster (R190)4.0 V8	Mercedes-BenzAMG GT (C192)43
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.8 s	4.4 s
0-100 km/h 0-62 mph	4.0 s	4.6 s
0-200 km/h 0-124 mph	12.2 s	14.5 s
Top speed	302 km/h 188 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	5.2 s	5.5 s
1/8 mile 201 m	7.8 s	8.3 s
1000 ft 305 m	10.0 s	10.6 s
1/4 mile 402 m	11.9 s	12.6 s
Trap speed 1/4 mile 402 m	197 km/h 123 mph	187 km/h 116 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	476 hp 355 kW
Mercedes-BenzAMG GT (C192)43	421 hp 314 kW

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 has 55 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) 4.0 V8: 55 hp (41 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	630 Nm 465 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
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	1,595 kg 3,516 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
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	302 km/h 188 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
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	4.0 s
Mercedes-BenzAMG GT (C192)43	4.6 s

The biggest 0-100 km/h difference is between Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 and Mercedes-Benz AMG GT (C192) 43: 0.6 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	9.4 L/100 km 25.0 mpg US 30.1 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 Roadster (R190) 4.0 V8 and Mercedes-Benz AMG GT (C192) 43: 0.9 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	298 hp/t 223 kW/t 3.4 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
Vehicle	Value
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	691 km 430 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
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzAMG GT Roadster (R190)4.0 V8	476 hp 355 kW	4.0 s	302 km/h 188 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.

Vehicle

Performance score

Practicality score

Mercedes-BenzAMG GT Roadster (R190)4.0 V8

Power	476 hp 355 kW
0-100 km/h	4.0 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-BenzAMG GT (C192)43

Power	421 hp 314 kW
0-100 km/h	4.6 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.

Vehicle

Performance score

Fuel economy score

Mercedes-BenzAMG GT Roadster (R190)4.0 V8

Power	476 hp 355 kW
0-100 km/h	4.0 s
Top speed 302 km/h 188 mph

9.4 L/100 km

25.0 mpg US

30.1 mpg UK

Mercedes-BenzAMG GT (C192)43

Power	421 hp 314 kW
0-100 km/h	4.6 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) 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
Vehicle	Fuel consumption, L/100 km	0-100 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-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
Vehicle	Power-to-weight, hp/t	Fuel 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-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

Vehicle

Mercedes-BenzAMG GT Roadster (R190)4.0 V8

Mercedes-BenzAMG GT (C192)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

4.6 s

Top speed

302 km/h

188 mph

Unrestricted

295 km/h183 mph

Restricted

280 km/h174 mph

Lightness

1,595 kg

3,516 lb

1,775 kg

3,913 lb

Fuel consumption

9.4 L/100 km

25.0 mpg US

30.1 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	4,544 mm 178.9 in
Height	1,259 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

691 km

430 mi

680 km

422 mi

CO2 score

219 g/km

Trunk score

165 L

5.8 cu ft

321 L

11.3 cu ft

Power-to-weight score

298 hp/t

223 kW/t

3.4 kg/hp

237 hp/t

177 kW/t

4.2 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz AMG GT Roadster (R190) 4.0 V8	Mercedes-Benz AMG GT (C192) 43
Consumption	9.4 L/100 km25 mpg US30.1 mpg UK	10.3 L/100 km22.8 mpg US27.4 mpg UK
Cost / 100 km	16.45 LC100 km	18.03 LC100 km
Cost / 100 mi	26.47 LC100 mi	29.01 LC100 mi
Annual fuel used	1,410 L372 US gal310 UK gal	1,545 L408 US gal340 UK gal
Annual fuel cost	2,468 LC/year	2,704 LC/year