The BMW 420i xDrive Coupé is a coupé with 2 doors and a front mounted engine which delivers its power to all four wheels.
The 420i xDrive Coupé forms part of BMW's G22 model range.
Its engine is a turbocharged petrol, 2 litre, double overhead camshaft 4 cylinder with 4 valves per cylinder. In this application it has an output of 181 bhp (184 PS/135 kW) of power at 5000-6500 rpm, and maximum torque of 300 N·m (221 lb·ft/30.6 kgm) at 1350-4000 rpm.
The engine delivers its power through to the wheels via an 8 speed automatic transmission.
Claimed kerb weight is 1665 kg.
Maximum speed stated is 238 km/h or 148 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2851 mm | 112.2 inches | |
| Track/tread (front) | 1573 mm | 61.9 inches | |
| Track/tread (rear) | 1612 mm | 63.5 inches | |
| Length | 4768 mm | 187.7 inches | |
| Width | 1852 mm | 72.9 inches | |
| Height | 1390 mm | 54.7 inches | |
| Ground clearance | 126 mm | 5 inches | |
| length:wheelbase ratio | 1.67 | ||
| Kerb weight | 1665 kg | 3671 lb | |
| Weight distribution | |||
| fuel tank capacity | 59 litres | 13 [15.6] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.26 | ||
| Frontal area | 2.19 m² | ||
| CdA | 0.57 | ||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2 litre 1998 cc (121.925 cu in) |
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| Bore × Stroke | 82 × 94.6 mm
3.23 × 3.72 in |
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| Bore/stroke ratio | 0.87 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 184 PS (181 bhp) (135 kW) at 5000-6500 rpm |
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| maximum torque | 300 Nm (221 ft·lb) (30.6 kgm) at 1350-4000 rpm |
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| Specific output | 67.6 kW/litre 91.8 ps/litre 90.6 bhp/litre 1.48 bhp/cu in |
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| Specific torque |
150.15 Nm/litre
1.81 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 11:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1886.8 kPa (273.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 499.5 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 7.8 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 238 km/h (148 mph) | ||
| Power-to-weight ratio | Higher is better 110.22 PS/tonne (1000 kg) 0.11 PS/kg 81.06 kW/tonne (1000 kg) 0.08 kW/kg 108.71 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 12.34 kg/kW 20.61 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| 151.00 g/km WLTP | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| 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 | 7½J x 17 | ||
| Wheel size rear | 7½J x 17 | ||
| Tyres front | 225/50 R 17 98Y XL | ||
| Tyres rear | 225/50 R 17 98Y 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 | 2.81 | ||
| general | |||
| Carfolio.com ID | 729069 | ||
| Production total | |||
| Model code | |||
| Model family | G22 | ||
| RAC rating | 16.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2021 BMW 420i xDrive Coupé added 2021-05-30. Last modified 2021-05-30. |
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