Comparisons / Comparison of BMW 6 Series Convertible (E64) 645 Ci and Infiniti M45 4.5i V8 32V

Comparison of BMW 6 Series Convertible (E64) 645 Ci and Infiniti M45 4.5i V8 32V [S]ave

Attribute
BMW 6 Series Convertible (E64) 645 Ci ×
Infiniti M45 4.5i V8 32V ×
General
MakeBMWInfiniti
Model6 SeriesM45
Generation6 Series Convertible (E64)M45
Modification645 Ci4.5i V8 32V
Websitehttps://www.bmw.comhttps://www.infinitiusa.com/
Number of doors24
Number of seats45
Body typeCabrioletSedan
Transmissionmanualautomatic
Number of gears65
Production from (year)20032002
Production to (year)20052004
Performance
Top speed (km/h)250235
Acceleration 0-100 km/h (s)6.15.8
City consumption (l/100km)18.513.9
Extra-urban consumption (l/100km)9.610.8
Combined consumption (l/100km)12.9-
Emission standardEURO IV-
Drive
DriveRear wheel driveRear wheel drive
Position of engineFront,ongitudinalFront,ongitudinal
FuelPetrol (Gasoline)Petrol (Gasoline)
Max. power (hp)333344
Max. torque (Nm)450451
Fuel Engine
Number of cylinders88
Cylinders arrangementV engineV engine
Valves per cylinder44
Engine displacement (cm³)4,3984,494
Compression ratio1010.5
Max. power @ rpm (rpm)6,1006,400
Max. torque @ rpm (rpm)3,6004,000
Cylinder bore (mm)9293
Piston stroke (mm)82.782.7
Fuel systemMulti-point injectionMulti-point injection
Valve controlDohcDohc
Fuel tank (l)7080
Chassis
ABS++
Front wheel suspensionHelical springTransverse stabilizer
Rear wheel suspensionHelical springTransverse stabilizer
Steering typeSteering rack-
Power steeringHydraulic Steering-
Front brakesVentilated discsVentilated discs
Rear brakesDiscDisc
Tires size
  • 245/45 R18
  • 235/45 R18
Turning radius (m)11.4-
Dimensions
Length (mm)4,8205,009
Width (mm)1,8551,770
Height (mm)1,3731,463
Wheelbase (mm)2,7802,800
Kerb weight (kg)1,8151,790
Gross weight (kg)2,2152,190
Minimum boot space (l)300380
Maximum boot space (l)350-
Front track (mm)1,5581,509
Rear track (mm)1,5921,509
Drag coefficient (Cd)0.32-



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