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BMW G14 8 Series Cabrio 840i xDrive
BMW G14 8 Series Cabrio 840i xDrive (2019)
BMW G23 4 Series Cabrio LCI 430i xDrive
BMW G23 4 Series Cabrio LCI 430i xDrive (2024)
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Engine Technical Data
Engine type - Number of cylinders
Inline 6
Inline 4
Engine Code
B48B20B
Fuel type
Petrol
Petrol
Fuel System
Direct Injection
Direct Injection
Engine Alignment
Longitudinal
Engine Position
Front
Engine displacement
182.9 cu-in / 2998 cm3
121.9 cu-in / 1998 cm3
Bore
3.23 inches
82.0 mm
Stroke
3.72 inches
94.6 mm
Number of valves
24
16
Aspiration
Turbo Intercooler
Turbo Intercooler
Compression Ratio
10.2
Total System Power
335 HP / 340 PS / 250 kW
242 HP / 245 PS / 180 kW
Total System Torque
368 lb-ft / 500 Nm
295 lb-ft / 400 Nm
Horsepower
335 HP / 340 PS / 250 kW @ 5000 rpm
242 HP / 245 PS / 180 kW @ 4500-6500 rpm
Maximum torque
368 lb-ft / 500 Nm @ 1600 rpm
295 lb-ft / 400 Nm @ 1600-4000 rpm
Drive wheels - Traction - Drivetrain
AWD
RWD
Transmission Gearbox - Number of speeds
8
8
Clutch Type
Sequential Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Cabrio
Cabrio
Num. of Doors
2
2
Num. of Seats
4
4
Wheelbase
111.1 inches / 282.2 cm
112.24 inches / 285.1 cm
Length
190.67 inches / 484.3 cm
187.72 inches / 476.8 cm
Width
74.88 inches / 190.2 cm
72.91 inches / 185.2 cm
Width with mirrors
81.93 inches / 208.1 cm
Height
52.72 inches / 133.9 cm
54.76 inches / 139.1 cm
Front Axle
64.06 inches / 162.7 cm
61.93 inches / 157.3 cm
Rear Axle
64.65 inches / 164.2 cm
63.46 inches / 161.2 cm
Ground clearance
4.65 inches / 11.8 cm4.65 inches / 11.8 cm
4.84 inches / 12.3 cm4.84 inches / 12.3 cm
Aerodynamic drag coefficient - Cx
0.28
Front Brakes - Disc dimensions
Vented Discs
Vented Discs
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs
Front Tyres - Rims dimensions
245/40 R19
225/50 R17
Rear Tyres - Rims dimensions
275/35 R19
225/50 R17
Front Wheels Width
7.5
Rear Wheels Width
7.5
Curb Weight
4350 lbs / 1973 kg
4057 lbs / 1840 kg
Dry Weight
4090 lbs / 1855 kg
Max. Towing Capacity Weight
3968 lbs / 1800 kg
Weight/Power Output Ratio
5.8 Kg/hp
7.51 Kg/hp
Trunk / Boot capacity
12.4 cu-ft / 350 L
13.6 cu-ft / 385 L
Turning circle
39 feet / 11.9 m
37.4 feet / 11.4 m
Front Suspension
Independent Double wishbone. Coil Springs.
Independent. McPherson. Coil Springs. Anti-roll bar.
Rear Suspension
Multi-link. Coil Springs.
Multi-link. Coil Springs. Anti-roll bar.
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
4.9 s
6.3 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
24 MPG
9.7 L/100 km
29 MPG UK
Fuel Consumption - Economy - Open road NEDC
36 MPG
6.6 L/100 km
43 MPG UK
Fuel Consumption - Economy - Combined NEDC
31 MPG
7.7 L/100 km
37 MPG UK
Fuel Consumption - Economy - Combined WLTP
32 MPG
7.3 L/100 km
39 MPG UK
Range WLTP
502 miles / 808 km
Fuel Tank Capacity
17.4 gallons
66 L
14.5 UK gallons
15.6 gallons
59 L
13 UK gallons
CO2 emissions
175 g/Km (BMW)
CO2 emissions WLTP
166 g/Km (BMW)
Emission standard
Euro 6e



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