BMW M840d xDrive Convertible is a car that has a 2 door convertible/cabriolet body style with a front positioned engine driving through all four wheels.
The BMW M840d xDrive Convertible is one of the G14 range of cars from BMW.
Its 3 litre engine is a turbocharged, double overhead camshaft, 6 cylinder unit that has an output of 315.5 bhp (320 PS/235 kW) of power at 4400 rpm, and maximum torque of 680 N·m (502 lb·ft/69.3 kgm) at 1750-2250 rpm.
An 8 speed automatic gearbox transfers the power to the driven wheels.
The claimed weight at the kerb is 2030 kg.
It is claimed to achieve a maxiumum speed of 250 km/h which is 155 mph, manufacturer claimed fuel consumption figures are 7.3/5.1/5.9 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 155.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2822 mm | 111.1 inches | |
| Track/tread (front) | 1627 mm | 64.1 inches | |
| Track/tread (rear) | 1642 mm | 64.6 inches | |
| Length | 4851 mm | 191 inches | |
| Width | 1902 mm | 74.9 inches | |
| Height | 1345 mm | 53 inches | |
| Ground clearance | 118 mm | 4.6 inches | |
| length:wheelbase ratio | 1.72 | ||
| Kerb weight | 2030 kg | 4475 lb | |
| Weight distribution | |||
| fuel tank capacity | 68.2 litres | 15 [18] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.3 | ||
| Frontal area | 2.22 m² | ||
| CdA | 0.67 | ||
| Powertrain | |||
| engine type | turbocharged diesel | ||
| Engine manufacturer | BMW | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 3 litre 2993 cc (182.644 cu in) |
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| Bore × Stroke | 84 × 90 mm
3.31 × 3.54 in |
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| Bore/stroke ratio | 0.93 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output | 320 PS (315.5 bhp) (235 kW) at 4400 rpm |
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| maximum torque | 680 Nm (502 ft·lb) (69.3 kgm) at 1750-2250 rpm |
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| Specific output | 78.6 kW/litre 106.9 ps/litre 105.4 bhp/litre 1.73 bhp/cu in |
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| Specific torque |
227.2 Nm/litre
2.75 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 16.5:1 | ||
| Fuel system | common rail direct diesel injection | ||
| bmep (brake mean effective pressure) | 2855 kPa (414.1 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 498.83 cc | ||
| Aspiration | Turbo D. | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 5.2 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 157.58 PS/tonne (1000 kg) 0.16 PS/kg 115.9 kW/tonne (1000 kg) 0.12 kW/kg 155.42 bhp/tonne (1000 kg) 0.16 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.63 kg/kW 14.41 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 7.3/5.1/5.9 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 7.3/5.1/5.9 l/100km urban/extra-urban/combined | ||
| km/litre | 13.7/19.6/16.9 km/l urban/extra-urban/combined | ||
| UK MPG | 38.7/55.4/47.9 UK MPG urban/extra-urban/combined | ||
| US MPG | 32.2/46.1/39.9 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 155.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | G | ||
| CO2 Effizienz (DE) | A | ||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | all wheel drive | ||
| Torque split | |||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 8.0J x 18 | ||
| Wheel size rear | 9.0J x 18 | ||
| Tyres front | 245/45 R 18 100Y XL | ||
| Tyres rear | 275/40 R 18 103Y XL | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 8 speed automatic | ||
| Top gear ratio | 0.64 | ||
| Final drive ratio | 2.65 | ||
| general | |||
| Carfolio.com ID | 563981 | ||
| Production total | |||
| Model code | |||
| Model family | G14 | ||
| RAC rating | 26.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2018 BMW M840d xDrive Convertible added 2018-11-02. Last modified 2020-03-16. |
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