REMARKABLE. DYNAMIC AND EFFICIENT.

The BMW TwinPower Turbo engines of the BMW 4 Series Convertible.

The nerve centre of the BMW 4 Series Convertible is its engine. BMW TwinPower Turbo technology combines innovative turbocharger technologies with Valvetronic including double-VANOS and High Precision Injection for the petrol engines. The diesel engines feature the latest generation of common rail direct injection and variable turbine geometry. All with one goal in mind: maximum convertible driving pleasure.

BMW Twinpower Turbo Petrol Engines

BMW TWINPOWER TURBO PETROL ENGINES.

The latest generation BMW TwinPower Turbo petrol engines feature remarkably agile power delivery and excellent responsiveness, even at low engine speeds. At the same time they are more efficient, with fewer emissions and better performance than their predecessors. These innovative engines combine the latest fuel injection technology and fully variable valve control including Double-VANOS with state-of-the-art turbocharger technology and represents a milestone in the BMW EfficientDynamics development strategy. The result is a particularly efficient drive train, which emphasises the renowned BMW engine prowess. The BMW TwinPower Turbo inline 6-cylinder petrol engine has been honoured multiple times with the Engine of the Year Award, bolstering its worldwide reputation for dynamic power delivery, extremely smooth running characteristics and impressive efficiency. The engines from the BMW EfficientDynamics range feature a technology concept that has been proven highly successful and is implemented in nearly all petrol engines.

  • BMW 440i
     BMW 440i
    Cylinders/valves
    6/4
    Capacity in ccm
    2,998
    Stroke/bore in mm
    94.6/82.0
    Engine power in kW (PS) at 1/min
    240 (326)/5,500
    Engine torque (Nm) at 1/min
    450/1,380-5,000
    Compression ratio : 1
    11.0
  • BMW 440i xDrive
    BMW 440i xDrive
    Cylinders/valves
    6/4
    Capacity in ccm
    2,998
    Stroke/bore in mm
    94.6/82.0
    Engine power in kW (PS) at 1/min
    240 (326)/5,500
    Engine torque (Nm) at 1/min
    450/1,380-5,000
    Compression ratio : 1
    11.0
  • BMW 430i
    BMW 430i
    Cylinders/valves
    4/4
    Capacity in ccm
    1,998
    Stroke/bore in mm
    94.6/82.0
    Engine power in kW (PS) at 1/min
    185 (252)/5,200
    Engine torque (Nm) at 1/min
    350/1,450-4,800
    Compression ratio : 1
    10.2
  • BMW 430i xDrive
     BMW 430i xDrive
    Cylinders/valves
    4/4
    Capacity in ccm
    1,998
    Stroke/bore in mm
    94.6/82.0
    Engine power in kW (PS) at 1/min
    185 (252)/5,200
    Engine torque (Nm) at 1/min
    350/1,450-4,800
    Compression ratio : 1
    10.2
  • BMW 420i
    Cylinders/valves
    4/4
    Capacity in ccm
    1,998
    Stroke/bore in mm
    94.6/82.0
    Engine power in kW (PS) at 1/min
    135 (184)/5,000
    Engine torque (Nm) at 1/min
    290/1,350-4,600 [270/1,350-4,600]
    Compression ratio : 1
    11.0
BMW Twinpower Turbo Diesel Engines

BMW TWINPOWER TURBO DIESEL ENGINES.

The new generation of BMW TwinPower Turbo diesel engines is a testament to the rigorous application of the BMW EfficientDynamics philosophy, combining top marks in power generation and performance with low fuel consumption. The diesel engines are notable for their excellent responsiveness and agile power delivery at all engine speeds, as well as for their low fuel consumption. They are renowned for their outstanding efficiency and dynamics, producing very few emissions and friction in order to guarantee maximum driving pleasure. The new diesel engines in the BMW EfficientDynamics range feature lightweight aluminium construction and one, two or three turbochargers with variable turbine geometry. They also come with the very latest CommonRail direct injection, which guarantees optimum combustion to further reduce fuel consumption and CO2 emissions.

  • BMW 420d
    Cylinders/valves
    4/4
    Capacity in ccm
    1,995
    Stroke/bore in mm
    90.0/84.0
    Engine power in kW (PS) at 1/min
    140 (190)/4,000
    Engine torque (Nm) at 1/min
    400/1,750-2,500
    Compression ratio : 1
    16.5