Comparisons / Comparison of Alpina D4 Cabrio 3.0d Switch-Tronic and BMW 6 Series Convertible (F12) 640d xDrive Steptronic

Comparison of Alpina D4 Cabrio 3.0d Switch-Tronic and BMW 6 Series Convertible (F12) 640d xDrive Steptronic [S]ave

Attribute
BMW 6 Series Convertible (F12) 640d xDrive Steptronic ×
Alpina D4 Cabrio 3.0d Switch-Tronic ×
General
MakeBMWAlpina
Model6 SeriesD4
Generation6 Series Convertible (F12)D4 Cabrio
Modification640d xDrive Steptronic3.0d Switch-Tronic
Websitehttps://www.bmw.comhttps://www.alpina-automobiles.com/en/
Number of doors22
Number of seats44
Body typeCabrioletCabriolet
Transmissionautomatic steptronic automatic switch-tronic
Number of gears88
Production from (year)20122014
Production to (year)20152017
Performance
Top speed (km/h)250275
Acceleration 0-100 km/h (s)5.45
City consumption (l/100km)7.16.6
Extra-urban consumption (l/100km)5.15.5
Combined consumption (l/100km)5.95.9
CO2 emissions (g/km)154155
Emission standardEURO VIEURO VI
Drive
DriveAll wheel drive (4x4)Rear wheel drive
Position of engineFront,ongitudinalFront,ongitudinal
FuelDieselDiesel
Max. power (hp)313350
Max. torque (Nm)630700
Fuel Engine
Number of cylinders66
Cylinders arrangementInlineInline
Valves per cylinder4-
Engine displacement (cm³)2,9932,993
Compression ratio16.516.5
Max. power @ rpm (rpm)4,4004,000
Max. torque @ rpm (rpm)1,5001,500
Cylinder bore (mm)8484
Piston stroke (mm)9090
Fuel systemDiesel CommonrailDiesel Commonrail
TurbineTwin-power turboBiTurbo
Fuel tank (l)7057
Engine oil capacity (l)7.2-
Coolant capacity (l)8-
Chassis
ABS++
Front wheel suspensionDouble wishbone-
Rear wheel suspensionMulti-link independent-
Steering typeSteering rackSteering rack
Power steeringElectric SteeringElectric Steering
Front brakesVentilated discsVentilated discs
Rear brakesVentilated discsVentilated discs
Tires size
  • 225/55 R17
  • 245/35 R20
  • 245/40 R19
  • 245/45 R18
  • 275/30 R20
  • 275/35 R19
  • 275/45 R18
  • 245/35 ZR19
  • 265/35 ZR19
Turning radius (m)11.7-
Dimensions
Length (mm)4,8944,640
Width (mm)1,8941,825
Height (mm)1,3651,382
Wheelbase (mm)2,8552,810
Kerb weight (kg)1,9301,815
Gross weight (kg)2,4402,265
Minimum boot space (l)300220
Maximum boot space (l)350370
Front track (mm)1,6001,552
Rear track (mm)1,6651,576
Ride height (mm)123-
Drag coefficient (Cd)0.31-



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