Comparisons / Comparison of Mercedes-Benz AMG GT Roadster (R190) AMG GT 4.0 V8 DCT and Porsche 911 GT (991 II) GT2 RS 3.8 PDK

Comparison of Mercedes-Benz AMG GT Roadster (R190) AMG GT 4.0 V8 DCT and Porsche 911 GT (991 II) GT2 RS 3.8 PDK [S]ave

Attribute
Mercedes-Benz AMG GT Roadster (R190) AMG GT 4.0 V8 DCT ×
Porsche 911 GT (991 II) GT2 RS 3.8 PDK ×
General
MakeMercedes-BenzPorsche
ModelAMG GT911
GenerationAMG GT Roadster (R190)911 GT (991 II)
ModificationAMG GT 4.0 V8 DCTGT2 RS 3.8 PDK
Websitehttps://www.mercedes-benz.com/https://www.porsche.com/
Number of doors22
Number of seats22
Body typeRoadsterCoupe
Transmissionautomatic dct automatic pdk
Number of gears77
Production from (year)20172017
Performance
Top speed (km/h)302340
Acceleration 0-100 km/h (s)42.8
City consumption (l/100km)12.218.1
Extra-urban consumption (l/100km)7.88.2
Combined consumption (l/100km)9.411.8
CO2 emissions (g/km)219269
Emission standardEURO VIEURO VI
Drive
DriveRear wheel driveRear wheel drive
Position of engineFront,ongitudinalRear,ongitudinal
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)476700
Max. torque (Nm)630750
Fuel Engine
Number of cylinders86
Cylinders arrangementV engineBoxer
Valves per cylinder44
Engine displacement (cm³)3,9823,800
Compression ratio10.59
Max. power @ rpm (rpm)6,0007,000
Max. torque @ rpm (rpm)1,7002,500
Cylinder bore (mm)-102
Piston stroke (mm)-77.5
Fuel systemDirect injectionDirect injection
TurbineBiTurboBiTurbo
Fuel tank (l)6564
Chassis
ABS++
Front wheel suspensionDouble wishboneIndependent type McPherson
Rear wheel suspensionDouble wishboneMulti-link independent
Steering typeSteering rackSteering rack
Power steeringElectric SteeringElectric Steering
Front brakesVentilated discsVentilated discs
Rear brakesVentilated discsDisc
Tires size
  • 255/35 ZR19
  • 295/35 ZR19
  • 265/35 ZR 20
  • 325/30 ZR 21
Turning radius (m)11.511.1
Dimensions
Length (mm)4,5444,549
Width (mm)1,9391,880
Height (mm)1,2591,297
Wheelbase (mm)2,6302,453
Kerb weight (kg)1,5951,470
Gross weight (kg)1,9401,830
Minimum boot space (l)165115
Front track (mm)1,6841,588
Rear track (mm)1,6511,557
Drag coefficient (Cd)0.380.35



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