Comparisons / Comparison of BMW 8 Series Convertible (G14) M850i xDrive Steptronic and Rolls-Royce Ghost (facelift 2014) 6.6 V12 Automatic Black Badge

Comparison of BMW 8 Series Convertible (G14) M850i xDrive Steptronic and Rolls-Royce Ghost (facelift 2014) 6.6 V12 Automatic Black Badge [S]ave

Attribute
Rolls-Royce Ghost (facelift 2014) 6.6 V12 Automatic Black Badge ×
BMW 8 Series Convertible (G14) M850i xDrive Steptronic ×
General
MakeRolls-RoyceBMW
ModelGhost8 Series
GenerationGhost (facelift 2014)8 Series Convertible (G14)
Modification6.6 V12 Automatic Black BadgeM850i xDrive Steptronic
Websitehttps://www.rolls-roycemotorcars.com/en-GB/home.htmlhttps://www.bmw.com
Number of doors42
Number of seats54
Body typeSedanCabriolet
Transmissionautomaticautomatic steptronic
Number of gears88
Production from (year)20162019
Performance
Top speed (km/h)250250
Acceleration 0-100 km/h (s)4.83.9
City consumption (l/100km)22.213.3
Extra-urban consumption (l/100km)10.17.9
Combined consumption (l/100km)14.69.9
CO2 emissions (g/km)333229
Emission standardEURO VIEURO VId
Drive
DriveRear wheel driveAll wheel drive (4x4)
Position of engineFront,ongitudinalFront,ongitudinal
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)612530
Max. torque (Nm)840750
Fuel Engine
Number of cylinders128
Cylinders arrangementV engineV engine
Valves per cylinder44
Engine displacement (cm³)6,5924,395
Compression ratio1010.5
Max. power @ rpm (rpm)5,2505,500
Max. torque @ rpm (rpm)1,6501,800
Cylinder bore (mm)8989
Piston stroke (mm)88.388.3
Fuel systemDirect injectionDirect injection
Turbine-Twin-power turbo
Fuel tank (l)8268
Engine oil capacity (l)-10.5
Chassis
ABS++
Front wheel suspension-Double wishbone
Rear wheel suspension-Multi-link independent
Steering typeSteering rackSteering rack
Power steeringElectric SteeringElectric Steering
Front brakesVentilated discsVentilated discs
Rear brakesVentilated discsVentilated discs
Tires size
  • 255/40 R21
  • 285/35 R21
  • 245/35 R20 95Y
  • 275/30 R20 97Y
Turning radius (m)13.411.9
Dimensions
Length (mm)5,3994,851
Width (mm)1,9481,902
Height (mm)1,5501,345
Wheelbase (mm)3,2952,822
Kerb weight (kg)2,4902,015
Gross weight (kg)2,9402,515
Minimum boot space (l)-350
Front track (mm)1,6221,627
Rear track (mm)1,6601,642
Ride height (mm)-125
Drag coefficient (Cd)0.330.32



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