The 640i Gran Coupé is a rear wheel drive saloon (sedan) passenger car with a front positioned engine, produced by BMW.
It forms part of BMW's F06 range of cars.
Its engine is a turbocharged petrol, 3 litre, double overhead camshaft 6 cylinder with 4 valves per cylinder. This powerplant has an output of 315.5 bhp (320 PS/235 kW) of power at 5800-6000 rpm, and maximum torque of 450 N·m (332 lb·ft/45.9 kgm) at 1300-4500 rpm.
The engine supplies its power through to the wheels by means of an 8 speed automatic transmission.
Its claimed kerb weight is 1825 kg.
Maximum claimed speed is 250 km/h (155 mph), officially quoted fuel consumption figures are 10.5/6.0/7.7 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 179.0 g/km.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater sedan/saloon | ||
| Nombre de portes | 4 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2968 | 116.9 | |
| Voies AV | 1600 | 63 | |
| Voies AR | 1665 | 65.6 | |
| Longueur | 5007 | 197.1 | |
| Largeur | 1894 | 74.6 | |
| Hauteur | 1392 | 54.8 | |
| Garde au sol | 126 | 5 | |
| 1.69 | |||
| Poids avec pleins | 1825 kg | 4023 | |
| Répartition poids AV | |||
| Réservoir à essence | 70 litres | 15.4 [18.5] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | 0.29 | ||
| maître-couple | 2.24 m² | ||
| SCx | 0.65 | ||
| turbocharged petrol | |||
| Constructeur du moteur | BMW | ||
| Type moteur | N55B30O0 | ||
| Cylinders | Straight 6 | ||
| Cylindrée | 3 litre 2979 cc (181.79 cu in) |
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| Alésage × Course | 84 × 89.6 mm
3.31 × 3.53 in |
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| Rapport alésage / course | 0.94 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 24 Total vannes |
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| Puissance maximale | 320 PS (315.5 bhp) (235 kW) à 5800-6000 tr/mn |
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| Couple maximale | 450 Nm (332 ft·lb) (45.9 kgm) à 1300-4500 tr/mn |
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| Specific output | 79 kW/litre 107.4 ps/litre 105.9 bhp/litre 1.74 bhp/cu in |
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151.06 Nm/litre
1.83 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 10.2:1 | ||
| Carburant | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1898.2 kPa (275.3 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 496.5 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 5.4 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | 25 s | ||
| Vitesse | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 175.28 PS/tonne (1000 kg) 0.18 PS/kg 128.91 kW/tonne (1000 kg) 0.13 kW/kg 172.88 bhp/tonne (1000 kg) 0.17 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.76 kg/kW 12.96 lb/bhp |
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| Consommation | |||
| Consommation | 10.5/6.0/7.7 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 10.5/6.0/7.7 l/100km urban/extra-urban/combined | ||
| km/litre | 9.5/16.7/13.0 km/l urban/extra-urban/combined | ||
| UK MPG | 26.9/47.1/36.7 UK MPG urban/extra-urban/combined | ||
| US MPG | 22.4/39.2/30.5 US MPG urban/extra-urban/combined | ||
| Emissions de CO₂ | 179.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | I | ||
| CO2 Effizienz (DE) | C | ||
| 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 | 8J x 17 | ||
| Roues AR | 8J x 17 | ||
| Pneumatiques AV | 225/55 R 17 97Y | ||
| Pneumatiques AR | 225/55 R 17 97Y | ||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | 348 mm | ||
| Diamètre des freins AR | 345 mm | ||
| Braked area | |||
| Transmission | 8 speed automatic | ||
| Rapport de démultiplication supérieure | 0.67 | ||
| Rapport de pont | 3.23 | ||
| Généralités | |||
| Carfolio.com ID | 258170 | ||
| Production total | |||
| Type mines | |||
| F06 | |||
| RAC rating | 26.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2011 BMW 640i Gran Coupé added 2011-12-14. Last modified 2020-02-02. |
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