BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic | Technical specs, data, fuel consumption, Dimensions

2019 BMW 8 Series Convertible (G14) - Photo 1

Key specs

BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic /Cabriolet 2020 - 2022/

What is the body type of BMW 8 Series Convertible (G14)?

Cabriolet, 2 Doors, 4 Seats

What is the fuel consumption and economy of BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic?

5.7-6.0 l/100 km
41.3 - 39.2 US mpg
49.6 - 47.1 UK mpg
17.5 - 16.7 km/l

How environmentally friendly is BMW 8 Series 840d (340 Hp) Mild Hybrid xDrive Steptronic?

151-159 g/km CO₂
Euro 6d

How fast is 2020 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic?

250 km/h | 155 mph
0-100 km/h: 5.1 sec
0-60 mph: 4.8 sec

What is the power output of BMW 8 Series Cabriolet 2020 840d (340 Hp) Mild Hybrid xDrive Steptronic?

340 Hp, 700 Nm
516 lb.-ft.

What is the engine displacement of BMW 8 Series Cabriolet 2020 840d (340 Hp) Mild Hybrid xDrive Steptronic?

3.0 l
2993 cm³
182.64 cu. in.

What is the number of cylinders in 2020 BMW 840d (340 Hp) Mild Hybrid xDrive Steptronic?

6, Inline

What is the drivetrain of BMW 8 Series Convertible (G14) Cabriolet 2020 840d (340 Hp) Mild Hybrid xDrive Steptronic?

All wheel drive (4x4). MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV). The Internal combustion engine (ICE) and the electric motor permanently drive the four wheels of the car with the ability to work only in mixed mode.

What is the length of 2020 BMW 8 Series Cabriolet?

4843 mm
190.67 in.

What is the width of 2020 BMW 8 Series Cabriolet?

1902 mm
74.88 in.

What is the kerb weight of 2020 BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic?

2030 kg
4475 lbs.

What is the maximum permissible mass of 2020 BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic?

2500 kg
5512 lbs.

What is the trunk (boot) capacity of 2020 BMW 8 Series Cabriolet?

350 l
12.4 cu. ft.

What is the number of gears in What is the gearbox type of 2020 BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic?

8, automatic transmission Steptronic

BMW
- BMW 8 Series
  - 8 Series Convertible (G14)
    - M850i (530 Hp) xDrive Steptronic
    - M850i (530 Hp) xDrive Steptronic
    - 840i (340 Hp) xDrive Steptronic
    - 840i (340 Hp) Steptronic
    - 840i (333 Hp) xDrive Steptronic
    - 840i (333 Hp) Steptronic
    - 840d (340 Hp) Mild Hybrid xDrive Steptronic
    - 840d (320 Hp) xDrive Steptronic

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General information

Brand

BMW

Model

8 Series

Generation

8 Series Convertible (G14)

Modification (Engine)

840d (340 Hp) Mild Hybrid xDrive Steptronic

Start of production

November, 2020 year

End of production

March, 2022 year

Powertrain Architecture

MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)

Body type

Cabriolet

Seats

Doors

Looking for BMW 8 Series on the used-car market?

Check its history →

Performance specs

Fuel consumption (economy) - urban (NEDC, WLTP equivalent)

7.3-7.5 l/100 km 32.2 - 31.4 US mpg
38.7 - 37.7 UK mpg
13.7 - 13.3 km/l

Fuel consumption (economy) - extra urban (NEDC, WLTP equivalent)

4.9-5.2 l/100 km 48 - 45.2 US mpg
57.6 - 54.3 UK mpg
20.4 - 19.2 km/l

Fuel consumption (economy) - combined (NEDC, WLTP equivalent)

5.7-6.0 l/100 km 41.3 - 39.2 US mpg
49.6 - 47.1 UK mpg
17.5 - 16.7 km/l

CO₂ emissions (NEDC, WLTP equivalent)

151-159 g/km

Fuel Type

Diesel

Acceleration 0 - 100 km/h

5.1 sec

Acceleration 0 - 62 mph

5.1 sec

Acceleration 0 - 60 mph (Calculated by Auto-Data.net)

4.8 sec

Maximum speed

250 km/h 155 mph

Emission standard

Euro 6d

Weight-to-power ratio

6 kg/Hp, 167.5 Hp/tonne

Weight-to-torque ratio

2.9 kg/Nm, 344.8 Nm/tonne

Electric cars and hybrids specs

Electric motor 1

Electric motor power

11 Hp

Internal combustion engine specs

Power

340 Hp @ 4400 rpm.

Power per litre

113.6 Hp/l

Torque

700 Nm @ 1750-2250 rpm. 516 lb.-ft. @ 1750-2250 rpm.

Engine layout

Front, Longitudinal

Engine Model/Code

B57D30B

Engine displacement

2993 cm³ 182.64 cu. in.

Number of cylinders

Engine configuration

Inline

Cylinder Bore

84 mm 3.31 in.

Piston Stroke

90 mm 3.54 in.

Compression ratio

16.5:1

Number of valves per cylinder

Fuel injection system

Diesel Commonrail

Engine aspiration

TwinPower Turbo, Intercooler

Engine oil capacity

7 l 7.4 US qt | 6.16 UK qt

Engine oil specification

Coolant

10.2 l 10.78 US qt | 8.97 UK qt

Engine systems

Start & Stop System
Particulate filter

Volume and weights

Kerb Weight

2030 kg 4475 lbs.

Max. weight

2500 kg 5512 lbs.

Max load

470 kg 1036 lbs.

Trunk (boot) space - minimum

350 l 12.4 cu. ft.

Fuel tank capacity

66 l 17.44 US gal | 14.52 UK gal

Dimensions

Length

4843 mm 190.67 in.

Width

1902 mm 74.88 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 (C_d)

0.30

Minimum turning circle (turning diameter)

11.9 m 39.04 ft.

Drivetrain, brakes and suspension specs

Drivetrain Architecture

The Internal combustion engine (ICE) and the electric motor permanently drive the four wheels of the car with the ability to work only in mixed mode.

Drive wheel

All wheel drive (4x4)

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

Front wheel tires: 245/45 R18 100Y XL
Rear wheel tires: 275/40 R18 103Y XL

Wheel rims size

Front wheel rims: 8J x 18
Rear wheel rims: 9J x 18

Specs of BMW 8 Series Convertible (G14) 840d (340 Hp) Mild Hybrid xDrive Steptronic /2020, 2021, 2022/