This car has a 2 door convertible/cabriolet body style with a front mounted engine supplying power to the rear wheels.
The Z4 sDrive20i is part of BMW's E89 model series.
Its engine is a turbocharged petrol, 2 litre, double overhead camshaft 4 cylinder with 4 valves per cylinder. In this application it produces 181 bhp (184 PS/135 kW) of power at 5000 rpm, and maximum torque of 270 N·m (199 lb·ft/27.5 kgm) at 1250-4500 rpm.
This power is delivered to the wheels by means of a 6 speed manual gearbox.
It weighs a stated 1470 kg at the kerb.
Maximum speed stated is 235 km/h (146 mph), official fuel consumption figures are 8.9/5.6/6.8 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 | 1470 kg | 3241 | |
| 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 | N20B20U0 | ||
| 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 | 184 PS (181 bhp) (135 kW) à 5000 tr/mn |
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| Couple maximale | 270 Nm (199 ft·lb) (27.5 kgm) à 1250-4500 tr/mn |
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| Specific output | 67.6 kW/litre 91.9 ps/litre 90.6 bhp/litre 1.49 bhp/cu in |
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135.2 Nm/litre
1.63 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 10:1 | ||
| Carburant | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1699 kPa (246.4 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 | 6.9 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | 27.4 s | ||
| Vitesse | 235 km/h (146 mph) | ||
| Power-to-weight ratio | Higher is better 124.84 PS/tonne (1000 kg) 0.12 PS/kg 91.82 kW/tonne (1000 kg) 0.09 kW/kg 123.13 bhp/tonne (1000 kg) 0.12 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.89 kg/kW 18.19 lb/bhp |
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| Consommation | |||
| Consommation | 8.9/5.6/6.8 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 8.9/5.6/6.8 l/100km urban/extra-urban/combined | ||
| km/litre | 11.2/17.9/14.7 km/l urban/extra-urban/combined | ||
| UK MPG | 31.7/50.4/41.5 UK MPG urban/extra-urban/combined | ||
| US MPG | 26.4/42.0/34.6 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 | 300 mm | ||
| Diamètre des freins AR | 300 mm | ||
| Braked area | |||
| Transmission | 6 speed manual | ||
| Rapport de démultiplication supérieure | 0.68 | ||
| Rapport de pont | 3.73 | ||
| Généralités | |||
| Carfolio.com ID | 250833 | ||
| 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 sDrive20i added 2011-08-03. Last modified 2020-02-02. |
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