Comparisons / Comparison of BMW 6 Series Convertible (E64) 630i and Porsche 911 (991 II) Carrera 4 GTS 3.0 AWD

Comparison of BMW 6 Series Convertible (E64) 630i and Porsche 911 (991 II) Carrera 4 GTS 3.0 AWD [S]ave

Attribute
BMW 6 Series Convertible (E64) 630i ×
Porsche 911 (991 II) Carrera 4 GTS 3.0 AWD ×
General
MakeBMWPorsche
Model6 Series911
Generation6 Series Convertible (E64)911 (991 II)
Modification630iCarrera 4 GTS 3.0 AWD
Websitehttps://www.bmw.comhttps://www.porsche.com/
Number of doors22
Number of seats44
Body typeCabrioletCoupe
Transmissionmanualmanual
Number of gears67
Production from (year)20042017
Production to (year)20072018
Performance
Top speed (km/h)250310
Acceleration 0-100 km/h (s)6.94
City consumption (l/100km)13.613
Extra-urban consumption (l/100km)7.37.4
Combined consumption (l/100km)9.69.5
CO2 emissions (g/km)-216
Emission standardEURO IVEURO VI
Drive
DriveRear wheel driveAll wheel drive (4x4)
Position of engineFront,ongitudinalRear,ongitudinal
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)258450
Max. torque (Nm)300550
Fuel Engine
Number of cylinders66
Cylinders arrangementInlineBoxer
Valves per cylinder44
Engine displacement (cm³)2,9962,981
Compression ratio10.710
Max. power @ rpm (rpm)6,6006,500
Max. torque @ rpm (rpm)2,5002,150
Cylinder bore (mm)8591
Piston stroke (mm)8876.4
Fuel systemMulti-point injectionDirect injection
Valve controlDohc-
Turbine-BiTurbo
Fuel tank (l)7067
Chassis
ABS++
Front wheel suspensionHelical springIndependent type McPherson
Rear wheel suspensionHelical springMulti-link independent
Steering typeSteering rackSteering rack
Power steeringHydraulic SteeringElectric Steering
Front brakesVentilated discsVentilated discs
Rear brakesDiscVentilated discs
Tires size
  • 245/40 R17
  • 245/35 ZR 20
  • 305/30 ZR 20
Turning radius (m)11.411.1
Dimensions
Length (mm)4,8204,528
Width (mm)1,8551,852
Height (mm)1,3731,284
Wheelbase (mm)2,7802,450
Kerb weight (kg)1,6851,495
Gross weight (kg)2,0851,950
Minimum boot space (l)300-
Maximum boot space (l)350385
Front track (mm)1,5581,541
Rear track (mm)1,5961,544
Drag coefficient (Cd)0.310.31



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