Specifications: BMW 8 Series Convertible (G14) 840i (340 Hp) xDrive Steptronic 2019, 2020

2019 BMW 8 Series Convertible (G14) - Photo 1

BMW 8 Series Convertible (G14) 840i (340 Hp) xDrive Steptronic – Full specifications
General information
Brand BMW
Model 8 Series
Generation 8 Series Convertible (G14)
Modification (Engine) 840i (340 Hp) xDrive Steptronic
Start of production July, 2019 year
End of production 2020 year
Powertrain Architecture Internal Combustion engine
Body type Cabriolet
Seats 4
Doors 2
Performance specs
Fuel consumption (economy) – urban (NEDC) 9.6-9.8 l/100 km
24.5 – 24 US mpg
29.4 – 28.8 UK mpg
10.4 – 10.2 km/l
Fuel consumption (economy) – extra urban (NEDC) 6.4-6.7 l/100 km
36.8 – 35.1 US mpg
44.1 – 42.2 UK mpg
15.6 – 14.9 km/l
Fuel consumption (economy) – combined (NEDC) 7.6-7.8 l/100 km
30.9 – 30.2 US mpg
37.2 – 36.2 UK mpg
13.2 – 12.8 km/l
CO2 emissions (NEDC) 173-178 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 4.9 sec
Acceleration 0 – 62 mph 4.9 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 4.7 sec
Maximum speed 250 km/h
155.34 mph
Emission standard Euro 6d – TEMP
Weight-to-power ratio 5.5 kg/Hp, 180.9 Hp/tonne
Weight-to-torque ratio 3.8 kg/Nm, 266 Nm/tonne
Engine specs
Power 340 Hp @ 5000-6500 rpm.
Power per litre 113.4 Hp/l
Torque 500 Nm @ 1600-4500 rpm.
368.78 lb.-ft. @ 1600-4500 rpm.
Engine layout Front, Longitudinal
Engine Model/Code B58B30C
Engine displacement 2998 cm3
182.95 cu. in.
Number of cylinders 6
Engine configuration Inline
Cylinder Bore 82 mm
3.23 in.
Piston Stroke 94.6 mm
3.72 in.
Compression ratio 11:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Twin-power turbo, Intercooler
Engine oil capacity 6.5 l
6.87 US qt | 5.72 UK qt
Engine oil specification Log in to see.Log in to see.
Engine systems Start & Stop System
Particulate filter

Space, Volume and weights
Kerb Weight 1880 kg
4144.69 lbs.
Max. weight 2400 kg
5291.09 lbs.
Max load 520 kg
1146.4 lbs.
Trunk (boot) space – minimum 280 l
9.89 cu. ft.
Trunk (boot) space – maximum 350 l
12.36 cu. ft.
Fuel tank capacity 68 l
17.96 US gal | 14.96 UK gal
Dimensions
Length 4843 mm
190.67 in.
Width 1902 mm
74.88 in.
Width including mirrors 2137 mm
84.13 in.
Height 1339 mm
52.72 in.
Wheelbase 2822 mm
111.1 in.
Front track 1627 mm
64.06 in.
Rear (Back) track 1642 mm
64.65 in.
Ride height (ground clearance) 118 mm
4.65 in.
Drag coefficient (Cd) 0.31
Minimum turning circle (turning diameter) 11.9 m
39.04 ft.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary.
Drive wheel All wheel drive (4×4)
Number of gears and type of gearbox 8 gears, automatic transmission Steptronic
Front suspension Double wishbone
Rear suspension Independent multi-link suspension
Front brakes Ventilated discs
Rear brakes Ventilated discs
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 245/45 R18 100Y XL; 275/40 R18 103Y XL
Wheel rims size 8J x 18; 9J x 18

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