Key facts

2011 Porsche 911 Carrera Cabriolet PDK 991 information summary

What body style?
convertible/cabriolet with 2+2 seats
How long?
4491 mm
How heavy?
1470 kg
What size engine?
3.4 litre, 3436 cm3
How many cylinders?
6, Flat
How much power?
350 PS / 345 bhp / 257 kW @ 7400 rpm
How much torque?
390 Nm / 288 ft.lb / 39.8 kgm @ 5600 rpm
How quick?
0-100 km/h: 4.80 s
How fast?
284 km/h, 176 mph
How economical?
11.4/6.7/8.4 l/100km urban/extra-urban/combined
What carbon dioxide emissions?
198 CO2 g/km

Porsche

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Dr. Ing. h.c. F. Porsche AG

2011 Porsche 911 Carrera Cabriolet PDK technical specifications

Introduction

This car has a 2 door convertible/cabriolet body style with a rear mounted engine powering the rear wheels.
It forms part of Porsche's 991 series.
Power is produced by a double overhead camshaft, 3.4 litre naturally aspirated dry-sumped 6 cylinder powerplant, with 4 valves per cylinder that provides power and torque figures of 345 bhp (350 PS/257 kW) at 7400 rpm and 390 N·m (288 lb·ft/39.8 kgm) at 5600 rpm respectively. It features dry sump-type lubrication.
The engine transfers its power through to the wheels via a 7 speed automatic transmission.
Stated weight at the kerb is 1470 kg.
The Porsche 911 Carrera Cabriolet PDK is said to be able to attain a maxiumum speed of 284 km/h (176 mph), quoted fuel consumption is 11.4/6.7/8.4 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 198 g/km.
2011 Porsche 911 Carrera Cabriolet PDK data
2011 Porsche 911 Carrera Cabriolet PDK 991 data
bodywork
Body type2+2 seater convertible/cabriolet
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2450 96.5
Track/tread (front) 1532 60.3
Track/tread (rear) 1518 59.8
Length 4491 176.8
Width 1808 71.2
Height 1299 51.1
Ground clearance
length:wheelbase ratio 1.83
Kerb weight 1470 kg 3241 lb
Weight distribution
fuel tank capacity 64 litres 14.1 UK Gal 16.9 US Gal
aerodynamics
Drag coefficient 0.300
Frontal area 2.02
CdA 0.61
engine
engine type naturally aspirated petrol
Engine manufacturer Porsche
Engine code
Cylinders Flat 6
Capacity 3.4 litre
3436 cc
(209.678 cu in)
Bore × Stroke 97 × 77.5 mm
3.82 × 3.05 in
Bore/stroke ratio 1.25
double overhead camshaft (DOHC)
4 valves per cylinder
24 valves in total
maximum power output 350 PS (345 bhp) (257 kW)
at 7400 rpm
Specific output 100.4 bhp/litre
1.65 bhp/cu in
maximum torque 390 Nm (288 ft·lb) (39.8 kgm)
at 5600 rpm
Specific torque 113.5 Nm/litre
1.37 ft·lb/cu3
Engine construction aluminium block & head
sump dry sumped
compression ratio 12.5:1
Fuel system direct petrol injection
bmep (brake mean effective pressure) 1426.3 kPa (206.9 psi)
Maximum RPM 7800 rpm
crankshaft bearings
Engine coolant Water
Unitary capacity 572.67 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h 4.80 s
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 284 km/h (176 mph)
Power-to-weight ratio 237.96 PS/g
175.01 kW/g
234.69 bhp/ton
0.1 bhp/lb
Weight-to-power ratio 5.71 kg/kW
9.54 lb/bhp
fuel consumption
Fuel consumption 11.4/6.7/8.4 l/100km urban/extra-urban/combined
universal consumption (calculated from the above)
litres per 100km11.4/6.7/8.4 l/100km urban/extra-urban/combined
km per litre8.8/14.9/11.9 km/l urban/extra-urban/combined
UK MPG24.8/42.2/33.6 UK MPG urban/extra-urban/combined
US MPG20.6/35.1/28.0 US MPG urban/extra-urban/combined
Carbon dioxide emissions 198 g/km
Carfolio Calculated CO2 ? 194.88 g/km
VED band (UK) J
CO2 Effizienz (DE) G
chassis
Engine position rear
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering rack & pinion PAS
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front 8½J x 19
Wheel size rear 11J x 19
Tyres front 235/40 ZR 19
Tyres rear 285/35 ZR 19
Brakes F/R VeDi/VeDi-S-ABS
Front brake diameter 330 mm
Rear brake diameter 330 mm
Gearbox 7 speed automatic
Top gear ratio 0.62
Final drive ratio 3.44
general
Carfolio.com ID265287
Production total
Model code
Model family 991
RAC rating 35.0
Insurance classification No information available
Tax band No information available
2011 Porsche 911 Carrera Cabriolet PDK added 2012-02-08.
Last modified 2013-02-28.

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2011 Porsche 911 Carrera Cabriolet PDK


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