Body: Cabriolet, monocoque unitary structure, lightweight all-steelbodyshell hot-galvanized on both sides, full-size frontal and side airbags for driver and front passenger, 2+2-seater.
Engine: Horizontally opposed all-aluminum six, watercooled
Capacity: 3596cc
Bore/stroke: 96mm/82.8mm
Compression ratio: 11.3:1
Engine output: 320 bhp at 6800 rpm
Max torque: 273 lb-ft at 4250 rpm
Max engine speed: 7300 rpm
Lubrication: Integrated dry sump
Valvetrain: Four overhead camshafts, four valves per cylinder, variable camshaft adjustment and valve lift control (VarioCam Plus), hydraulic valve play compensation, switching intake manifold
Intake: four oxygen sensors for fuel/air mixture control and diagnosis, on-board diagnosis system, engine oil change 8 liters, DME (Digital Motor Electronics ME 7.8) engine management for ignition and fuel injection, electronic ignition with solid-state distributor (six coils), sequential multi-point fuel injection, E-gas.
Exhaust: Two-chamber system with one three-way metal-based catalytic converter on each side,
Transmission: Engine and gearbox bolted to form one complete drive unit, power transmitted by dual propeller shafts with permanent four-wheel drive adjusted on all four wheels; rear wheels driven directly, power transmitted to front axle by a viscous coupling
Final drive ratio: 3.44:1/3.37:1 Front suspension: MacPherson design (optimized by Porsche), spring/strut axle with wheels mounted independently on transverse arms, longitudinal arms and spring struts, conical springs with internal dampers, twin-sleeve gas-pressure dampers
Rear suspension: Multi-arm configuration, wheels mounted independently on five arms, cylindrical coil spring for each wheel with coaxial, interior damper, single-sleeve gas-pressure dampers
Brakes: Twin-circuit system with front-to-rear subdivision, four-piston aluminum monobloc brake calipers front and rear, cross-drilled, inner-vented brake discs front and rear, ABS, vacuum brake servo.
Weight, manual: 3451 lb; Tiptronic S: 3,572 lb
Drag coefficient: 0.30
Performance: 0-60 mph: 5.3 sec.; 0-100 mph: 11.8 sec.; 0-125 mph: 19.1 sec.