Car comparison

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8vsMorgan Plus Six 3.0 TwinPower Turbo

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

Morgan Plus Six

3.0 TwinPower Turbo

340 hp2998 ccGasolineRWDAutomaticTurbochargedRoadster2019-present

Comparison overview

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

Best choices

Morgan Plus Six 3.0 TwinPower Turbo

  • Lightest
    1,075 kg
    2,370 lb
  • Best power-to-weight
    316 hp/t
    236 kW/t
    3.2 kg/hp
  • Lowest combined fuel consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest CO2 emissions
    180 g/km
  • Best economy score
    86/100
  • Best practicality score
    30/100

Specification comparison

Specification comparison
ModelMercedes-BenzAMG GT Roadster (R190)4.0 V8MorganPlus Six3.0 TwinPower Turbo
Power
476hp355kW
340hp254kW
Torque
630Nm465lb-ft
500Nm369lb-ft
Curb weight
1,595kg3,516lb
1,075kg2,370lb
Gross weight
1,940kg4,277lb
-
Top speed
302 km/h
188 mph
267 km/h
166 mph
To 99% top speed
61.8s99% target: 299 km/h / 186 mph
Calculated
45.4s99% target: 264 km/h / 164 mph
Calculated
0-100 km/h
4.0s
4.2s
0-200 km/h
12.2s
Calculated
13.0s
Calculated
0-60 mph
3.8s
Calculated
4.0s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
7.9L/100 km29.8mpg US35.8mpg 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
12.1s
Calculated
Power-to-weight
298hp/t223kW/t135hp/1000 lb
Calculated
316hp/t236kW/t143hp/1000 lb
Calculated
Torque-to-weight
395Nm/t264lb-ft/ton
Calculated
465Nm/t311lb-ft/ton
Calculated
Estimated range
691km430mi
Calculated
-
Displacement
3,982cc243cu in
2,998cc183cu in
Length
4,544mm179in
3,890mm153in
Width
1,939mm76in
1,756mm69in
Height
1,259mm50in
1,220mm48in
Wheelbase
2,630mm104in
-
Front track
1,684mm66in
-
Rear track
1,651mm65in
-
Trunk volume
165L
-
Doors
2
2
Seats
2
2
Fuel tank
65L
-
CO2 emissions
219g/km
180g/km

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzAMG GT Roadster (R190)4.0 V8MorganPlus Six3.0 TwinPower Turbo
Acceleration checkpoints
0-60 mph
0-97 km/h
3.8 s
4.0 s
0-100 km/h
0-62 mph
4.0 s
4.2 s
0-200 km/h
0-124 mph
12.2 s
13.0 s
Top speed
302 km/h
188 mph
267 km/h
166 mph
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
8.0 s
1000 ft
305 m
10.0 s
10.2 s
1/4 mile
402 m
11.9 s
12.1 s
Trap speed
1/4 mile
402 m
197 km/h
123 mph
194 km/h
121 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
MorganPlus Six3.0 TwinPower Turbo
340 hp
254 kW

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 has 136 hp more than Morgan Plus Six 3.0 TwinPower Turbo.

The biggest power difference is between Morgan Plus Six 3.0 TwinPower Turbo and Mercedes-Benz AMG GT Roadster (R190) 4.0 V8: 136 hp (101 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
MorganPlus Six3.0 TwinPower Turbo
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
MorganPlus Six3.0 TwinPower Turbo
1,075 kg
2,370 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
MorganPlus Six3.0 TwinPower Turbo
267 km/h
166 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
MorganPlus Six3.0 TwinPower Turbo4.2 s

The biggest 0-100 km/h difference is between Mercedes-Benz AMG GT Roadster (R190) 4.0 V8 and Morgan Plus Six 3.0 TwinPower Turbo: 0.2 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
MorganPlus Six3.0 TwinPower Turbo
7.9 L/100 km
29.8 mpg US
35.8 mpg UK

The biggest fuel consumption difference is between Morgan Plus Six 3.0 TwinPower Turbo and Mercedes-Benz AMG GT Roadster (R190) 4.0 V8: 1.5 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
MorganPlus Six3.0 TwinPower Turbo
316 hp/t
236 kW/t
3.2 kg/hp

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
MorganPlus Six3.0 TwinPower Turbo
340 hp
254 kW
4.2 s
267 km/h
166 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
MorganPlus Six3.0 TwinPower Turbo
Power
340 hp
254 kW
0-100 km/h4.2 s
Top speed
267 km/h
166 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
3,890 mm
153.1 in
Height
1,220 mm
48.0 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
MorganPlus Six3.0 TwinPower Turbo
Power
340 hp
254 kW
0-100 km/h4.2 s
Top speed
267 km/h
166 mph
7.9 L/100 km
29.8 mpg US
35.8 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
MorganPlus Six3.0 TwinPower Turbo
7.9 L/100 km
29.8 mpg US
35.8 mpg UK
4.2 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
MorganPlus Six3.0 TwinPower Turbo
316 hp/t
236 kW/t
3.2 kg/hp
7.9 L/100 km
29.8 mpg US
35.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzAMG GT Roadster (R190)4.0 V8MorganPlus Six3.0 TwinPower Turbo
Power
476 hp
355 kW
340 hp
254 kW
Torque
630 Nm
465 lb-ft
500 Nm
369 lb-ft
Acceleration
4.0 s
4.2 s
Top speed
302 km/h
188 mph
267 km/h
166 mph
Lightness
1,595 kg
3,516 lb
1,075 kg
2,370 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
7.9 L/100 km
29.8 mpg US
35.8 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-
Length
3,890 mm
153.1 in
Height
1,220 mm
48.0 in
Range score
691 km
430 mi
-
CO2 score
219 g/km
180 g/km
Trunk score
165 L
5.8 cu ft
-
Power-to-weight score
298 hp/t
223 kW/t
3.4 kg/hp
316 hp/t
236 kW/t
3.2 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) 4.0 V8Morgan Plus Six 3.0 TwinPower Turbo
Consumption9.4 L/100 km25 mpg US30.1 mpg UK7.9 L/100 km29.8 mpg US35.8 mpg UK
Cost / 100 km16.45 LC100 km13.83 LC100 km
Cost / 100 mi26.47 LC100 mi22.25 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,185 L313 US gal261 UK gal
Annual fuel cost2,468 LC/year2,074 LC/year

Head-to-head comparisons

Mercedes-Benz AMG GT Roadster (R190) 4.0 V8

  • Has 136 hp more
  • Has 130 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 35 km/h (22 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Morgan Plus Six 3.0 TwinPower Turbo

  • Is 520 kg lighter
  • Uses 1.5 L/100 km less fuel
  • Has 18 hp/t better power-to-weight
  • Emits 39 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz AMG GT Roadster (R190) 4.0 V8
Morgan Plus Six 3.0 TwinPower Turbo
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2 vehicles selected

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