BMW M4 Convertible is an automobile that has a 2 door convertible/cabriolet type body with a front mounted engine powering the rear wheels.
The M4 Convertible is part of BMW's F83 family of cars.
Its 3 litre engine is a turbocharged, double overhead camshaft, 6 cylinder that has an output of 425 bhp (431 PS/317 kW) of power at 5500-7300 rpm, and maximum torque of 550 N·m (406 lb·ft/56.1 kgm) at 1850-5500 rpm.
The engine powers the wheels via a 7 speed automatic gearbox.
It weighs a stated 1864 kg at the kerb.
Maximum speed quoted is 250 km/h (155 mph), official fuel consumption is 17/24/19 US MPG EPA city/highway/combined.
Full specs
|
|
Applicable to the USA domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2812 mm | 110.7 inches | |
| Track/tread (front) | 1579 mm | 62.2 inches | |
| Track/tread (rear) | 1603 mm | 63.1 inches | |
| Length | 4687 mm | 184.5 inches | |
| Width | 1870 mm | 73.6 inches | |
| Height | 1386 mm | 54.6 inches | |
| Ground clearance | 120 mm | 4.7 inches | |
| length:wheelbase ratio | 1.67 | ||
| Kerb weight | 1864 kg | 4109 lb | |
| Weight distribution | 47.8% front | ||
| fuel tank capacity | 60 litres | 13.2 [15.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.34 | ||
| Frontal area | 2.23 m² | ||
| CdA | 0.76 | ||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | S55B30T0 | ||
| Cylinders | Straight 6 | ||
| Capacity | 3 litre 2979 cc (181.79 cu in) |
||
| Bore × Stroke | 84 × 89.6 mm
3.31 × 3.53 in |
||
| Bore/stroke ratio | 0.94 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
||
| maximum power output | 431 PS (425 bhp) (317 kW) at 5500-7300 rpm |
||
| maximum torque | 550 Nm (406 ft·lb) (56.1 kgm) at 1850-5500 rpm |
||
| Specific output | 106.4 kW/litre 144.6 ps/litre 142.7 bhp/litre 2.34 bhp/cu in |
||
| Specific torque |
184.63 Nm/litre
2.23 ft·lb/cu3 |
||
| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10.2:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 2320.1 kPa (336.5 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 496.5 cc | ||
| Aspiration | Turbo | ||
| Compressor | 2 BMW single scroll turbochargers | ||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 4.2 s | ||
| Acceleration 0-100km/h | 4.4 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 22.5 s | ||
| Maximum speed | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 231.17 PS/tonne (1000 kg) 0.23 PS/kg 170.02 kW/tonne (1000 kg) 0.17 kW/kg 228 bhp/tonne (1000 kg) 0.23 bhp/kg 0.1 bhp/lb |
||
| Weight-to-power ratio | Lower is better 5.88 kg/kW 9.82 lb/bhp |
||
| fuel consumption | |||
| Fuel consumption | 17/24/19 US MPG EPA city/highway/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 13.8/9.8/12.4 l/100km city/highway/combined | ||
| km/litre | 7.2/10.2/8.1 km/l city/highway/combined | ||
| UK MPG | 20.4/28.8/22.8 UK MPG city/highway/combined | ||
| US MPG | 17.0/24.0/19.0 US MPG city/highway/combined | ||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 9J x 18 | ||
| Wheel size rear | 10J x 18 | ||
| Tyres front | 225/40 ZR 18 95Y | ||
| Tyres rear | 275/40 ZR 18 99Y | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 400 mm | ||
| Rear brake diameter | 371 mm | ||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.67 | ||
| Final drive ratio | 3.46 | ||
| general | |||
| Carfolio.com ID | 491568 | ||
| Production total | |||
| Model code | |||
| Model family | F83 | ||
| RAC rating | 26.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
|
2016 BMW M4 Convertible Automatic added 2016-06-26. Last modified 2020-03-16. |
|||
