The BMW Z4 sDrive28i is a 2 door convertible/cabriolet style automobile with a front located engine supplying power to the rear wheels.
The Z4 sDrive28i forms part of BMW's E89 model series.
The 2 litre engine is a turbocharged, double overhead camshaft, 4 cylinder that develops 242 bhp (245 PS/180 kW) of power at 5000-6500 rpm, and maximum torque of 350 N·m (258 lb·ft/35.7 kgm) at 1250-4800 rpm.
The engine supplies its power through to the wheels via an 8 speed automatic 'box.
The BMW Z4 sDrive28i weighs a claimed 1495 kg at the kerb.
Maximum speed claimed is 250 km/h, which is 155 mph, stated fuel consumption is 9.1/5.6/6.8 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 159.0 g/km.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2496 | 98.3 | |
| Voies AV | 1511 | 59.5 | |
| Voies AR | 1559 | 61.4 | |
| Longueur | 4239 | 166.9 | |
| Largeur | 1790 | 70.5 | |
| Hauteur | 1291 | 50.8 | |
| Garde au sol | 130 | 5.1 | |
| 1.7 | |||
| Poids avec pleins | 1495 kg | 3296 | |
| Répartition poids AV | |||
| Réservoir à essence | 55 litres | 12.1 [14.5] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | 0.34 | ||
| maître-couple | 1.96 m² | ||
| SCx | 0.67 | ||
| turbocharged petrol | |||
| Constructeur du moteur | BMW | ||
| Type moteur | N20B20O0 | ||
| Cylinders | Straight 4 | ||
| Cylindrée | 2 litre 1997 cc (121.864 cu in) |
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| Alésage × Course | 84 × 90.1 mm
3.31 × 3.55 in |
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| Rapport alésage / course | 0.93 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 245 PS (242 bhp) (180 kW) à 5000-6500 tr/mn |
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| Couple maximale | 350 Nm (258 ft·lb) (35.7 kgm) à 1250-4800 tr/mn |
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| Specific output | 90.4 kW/litre 122.9 ps/litre 121.2 bhp/litre 1.99 bhp/cu in |
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175.26 Nm/litre
2.12 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 10.3:1 | ||
| Carburant | direct petrol injection | ||
| bmep (brake mean effective pressure) | 2202.4 kPa (319.4 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 499.25 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 5.7 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | 25.3 s | ||
| Vitesse | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 164.12 PS/tonne (1000 kg) 0.16 PS/kg 120.71 kW/tonne (1000 kg) 0.12 kW/kg 161.87 bhp/tonne (1000 kg) 0.16 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.28 kg/kW 13.84 lb/bhp |
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| Consommation | |||
| Consommation | 9.1/5.6/6.8 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 9.1/5.6/6.8 l/100km urban/extra-urban/combined | ||
| km/litre | 11.0/17.9/14.7 km/l urban/extra-urban/combined | ||
| UK MPG | 31.0/50.4/41.5 UK MPG urban/extra-urban/combined | ||
| US MPG | 25.8/42.0/34.6 US MPG urban/extra-urban/combined | ||
| Emissions de CO₂ | 159.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | G | ||
| CO2 Effizienz (DE) | D | ||
| 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 | 225/45 R 17 91W | ||
| Pneumatiques AR | 225/45 R 17 91W | ||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | 330 mm | ||
| Diamètre des freins AR | 300 mm | ||
| Braked area | |||
| Transmission | 8 speed automatic | ||
| Rapport de démultiplication supérieure | 0.67 | ||
| Rapport de pont | 3.73 | ||
| Généralités | |||
| Carfolio.com ID | 250954 | ||
| Production total | |||
| Type mines | |||
| E89 | |||
| RAC rating | 17.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2011 BMW Z4 sDrive28i Automatic added 2011-08-03. Last modified 2020-02-02. |
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