BMW 8 Series Convertible (G14)
840i (340 Hp) xDrive Steptronic
2019 – 2020 · Petrol · All-wheel drive · 8-speed Steptronic automatic
- Power
- 340 Hp
- 0–100 km/h
- 4.9 s
- Top speed
- 250 km/h155 mph
- Combined
- 7.6 - 7.8 l/100 km30.2 - 30.9 mpg
General information
- Brand
- BMW
- Model
- 8 Series
- Generation
- 8 Series Convertible (G14)
- Modification (Engine)
- 840i (340 Hp) xDrive Steptronic
- Start of production
- July, 2019
- End of production
- 2020
- Powertrain architecture
- Internal combustion engine
- Body type
- Cabriolet
- Seats
- 4
- Doors
- 2
Performance specs
- Fuel consumption (urban)
- 9.6 - 9.8 l/100 km24.0 - 24.5 mpg
- Fuel consumption (extra urban)
- 6.4 - 6.7 l/100 km35.1 - 36.8 mpg
- Fuel consumption (combined)
- 7.6 - 7.8 l/100 km30.2 - 30.9 mpg
- Consumption test cycle
- NEDC
- CO2 emissions
- 173 - 178 g/km278 - 286 g/mi
- Fuel type
- Petrol (Gasoline)
- Acceleration 0 - 100 km/h
- 4.9 s
- Acceleration 0 - 60 mph (calculated)
- 4.7 s
- Acceleration 0 - 200 km/h
- —
- Maximum speed
- 250 km/h155 mph
- Emission standard
- Euro 6d - TEMP
- Weight-to-power ratio
- 5.5 kg/Hp12.1 lb/Hp
- Weight-to-torque ratio
- 3.8 kg/Nm11.4 lb/lb-ft
Engine specs
- Power
- 340 Hp
- Power at
- 5000 - 6500 rpm
- Power per litre
- 113.4
- Torque
- 500 Nm369 lb-ft
- Torque at
- 1600 - 4500 rpm
- Engine layout
- Front, longitudinal
- Engine model/code
- B58B30C
- Engine displacement
- 2998 cm³2998 cm³ (183 cu in)
- Number of cylinders
- 6
- Engine configuration
- Inline
- Cylinder bore
- 82 mm3.2 in
- Piston stroke
- 94.6 mm3.7 in
- Compression ratio
- 11 : 1
- Number of valves per cylinder
- 4
- Fuel injection system
- Direct injection
- Engine aspiration
- TwinPower Turbo, intercooler
- Engine oil capacity
- 6.5 l1.7 gal
- Engine systems
- Start & Stop System, Particulate filter
Space, volume and weights
- Kerb weight
- 1880 kg4145 lb
- Max. weight
- 2400 kg5291 lb
- Max load
- 520 kg1146 lb
- Trunk (boot) space - minimum
- 280 l74.0 gal
- Trunk (boot) space - maximum
- 350 l92.5 gal
- Fuel tank capacity
- 68 l18.0 gal
Dimensions
- Length
- 4843 mm190.7 in
- Width
- 1902 mm74.9 in
- Width including mirrors
- 2137 mm84.1 in
- Height
- 1339 mm52.7 in
- Wheelbase
- 2822 mm111.1 in
- Front track
- 1627 mm64.1 in
- Rear (Back) track
- 1642 mm64.6 in
- Ride height (ground clearance)
- 118 mm4.6 in
- Drag coefficient (Cd)
- 0.31
- Minimum turning circle
- 11.9 m39.0 ft
Drivetrain, brakes and suspension
- 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
- 245/45 R18 100Y XL, 275/40 R18 103Y XL
- Wheel rims size
- 8J x 18, 9J x 18