Car Specs

2012 Porsche 911 Carrera 4S Cabriolet

Information

Porsche

Quick Facts

Chassis Code: 991

Build Start: 2012

Available in other variants

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Specifications

General

Build Start: 2012
Model Variant: 991
Chassis Code: 991

Dimensions

Wheelbase: 2450mm
Track/tread (rear): 1552mm
Width: 1852mm
Fuel Tank Capacity: 68litres
Track/tread (front): 1538mm
Length: 4491mm
Height: 1294mm
Kerb weight: 1515kg

Body Details

Body Type: 2+2 seater convertible/cabriolet

Engine Details

Bore × Stroke: 102 × 77.5mm
Specific torque: 115.79Nm/litre
Sump: dry sumped
Catalytic converter: Y
Engine Layout: longitudinal
Engine Type: naturally aspirated petrol
Gearbox: 7 speed manual
Cylinders: Flat 6
Final Drive Ratio: 3.44
Bore/stroke ratio: 1.32
Specific output: 77.5 kW/litre105.4 ps/litre, 103.9 1.7bhp/litre
Engine Construction: aluminium block & head
Compression Ratio: 12.5:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: rear
Engine Manufacturer: Porsche
Top Gear Ratio: 0.71
Capacity: 3.8 litre (3800cc)

Performance

Maximum Torque: 440 Nmlb/ft
Maximum RPM: 7800rpm
Maximum Speed: 296km/h
Weight-to-power ratio: 5.14kg/kW
Maximum Power Output: 400 @ 7400 rpm
Acceleration 0-100km/h: 4.7s
Power-to-weight ratio: 264.35 PS/tonne (1000 kg)
Drive Wheels: all wheel drive

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Fuel Consump.

Fuel system: direct petrol injection
Carbon dioxide emissions: 236.0 g/km NEDC
CO2 Effizienz (DE): G
Fuel Consumption: 14.4/7.6/10.0 l/100km urban/extra-urban/combined
VED band (UK): L

Chassis & Geomtry

Length:Wheelbase Ratio: 1.83

Brakes

Front Brake Diameter: 340mm
bmep (brake mean effective pressure): 1455.1kPa
Brakes F/R: VeDi/VeDi-S-ABS
Rear brake diameter: 330mm

Wheels & Tyres

Wheel Size Rear: 19x11J ET69
Tyres Rear: 305/30 ZR 20
Wheel Size Front: 19x8½J ET54
Tyres Front: 245/35 ZR 20

Aerodynamics

Frontal area: 2.05 m²
Drag coefficient: 0.31
CdA: 0.64

Other

Valve Gear: double overhead camshaft (DOHC), 4 valves per cylinder, 24 valves in total
Unitary Capacity: 633.33cc
Steering: power assisted rack & pinion
RAC rating: 38.7
Number of doors: 2

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