The 420i Cabrio is a rear wheel drive convertible/cabriolet road car with a front mounted engine, manufactured by BMW.
It is part of BMW's G23 LCI family of cars.
Powering the BMW 420i Cabrio is a double overhead camshaft, 2 litre turbocharged 4 cylinder motor, with 4 valves per cylinder that develops power and torque figures of 181.5 bhp (184 PS/135 kW) at 5000-6500 rpm and 300 N·m (221 lb·ft/30.6 kgm) at 1350-4000 rpm respectively.
The engine delivers its power through to the wheels by means of an 8 speed automatic gearbox.
Its stated weight at the kerb is 1765 kg.
The BMW 420i Cabrio is claimed to manage a maxiumum speed of 236 km/h which is 147 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2+2 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2851 | 112.2 | |
| Voies AV | 1573 | 61.9 | |
| Voies AR | 1612 | 63.5 | |
| Longueur | 4768 | 187.7 | |
| Largeur | 1852 | 72.9 | |
| Hauteur | 1384 | 54.5 | |
| Garde au sol | 124 | 4.9 | |
| 1.67 | |||
| Poids avec pleins | 1765 kg | 3891 | |
| Répartition poids AV | |||
| Réservoir à essence | 59 litres | 13 [15.6] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | 0.28 | ||
| maître-couple | 2.19 m² | ||
| SCx | 0.61 | ||
| turbocharged petrol | |||
| Constructeur du moteur | BMW | ||
| Type moteur | |||
| Cylinders | Straight 4 | ||
| Cylindrée | 2 litre 1998 cc (121.925 cu in) |
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| Alésage × Course | 82 × 94.6 mm
3.23 × 3.72 in |
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| Rapport alésage / course | 0.87 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 184 PS (181.5 bhp) (135 kW) à 5000-6500 tr/mn |
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| Couple maximale | 300 Nm (221 ft·lb) (30.6 kgm) à 1350-4000 tr/mn |
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| Specific output | 67.7 kW/litre 92.1 ps/litre 90.8 bhp/litre 1.49 bhp/cu in |
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150.15 Nm/litre
1.81 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 11:1 | ||
| Carburant | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1886.8 kPa (273.7 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 499.5 cc | ||
| Aspiration | Turbo | ||
| Compressor | 1 BMW TwinPower twin-scroll turbocharger | ||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 8.2 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 236 km/h (147 mph) | ||
| Power-to-weight ratio | Higher is better 104.26 PS/tonne (1000 kg) 0.1 PS/kg 76.68 kW/tonne (1000 kg) 0.08 kW/kg 102.83 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.04 kg/kW 21.78 lb/bhp |
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| Consommation | |||
| Consommation | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emissions de CO₂ | |||
| 152.00 g/km WLTP | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | |||
| Suspension AR | |||
| Roues AV | 7½J x 17 | ||
| Roues AR | 7½J x 17 | ||
| Pneumatiques AV | 225/50 R 17 98Y XL | ||
| Pneumatiques AR | 225/50 R 17 98Y XL | ||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 8 speed automatic | ||
| Rapport de démultiplication supérieure | 0.64 | ||
| Rapport de pont | 2.81 | ||
| Généralités | |||
| Carfolio.com ID | 802538 | ||
| Production total | |||
| Type mines | |||
| G23 LCI | |||
| RAC rating | 16.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2024 BMW 420i Cabrio added 2024-05-04. Last modified 2024-05-06. |
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