This car has a 2 door coupé body style with a mid located engine powering the rear wheels.
The Porsche Cayman GT4 belongs to the 981 range of cars from Porsche.
The 6 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a displacement of 3.8 litres. In this application it musters power and torque figures of 380 bhp (385 PS/283 kW) at 7400 rpm and 420 Nm (310 lbft/42.8 kgm) at 4750-6000 rpm respectively.
The engine supplies its power through to the wheels via a 6 speed manual gearbox.
It weighs a claimed 1415 kg at the kerb.
Maximum speed claimed is 295 km/h, which is 183 mph, officially stated fuel consumption figures are 14.8/7.8/10.3 l/100km urban/extra-urban/combined Euro 6, and carbon dioxide emissions are 238.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2484 mm | 97.8 inches | |
| Track/tread (front) | 1539 mm | 60.6 inches | |
| Track/tread (rear) | 1533 mm | 60.4 inches | |
| Length | 4438 mm | 174.7 inches | |
| Width | 1817 mm | 71.5 inches | |
| Height | 1266 mm | 49.8 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.79 | ||
| Kerb weight | 1415 kg | 3120 lb | |
| Weight distribution | |||
| fuel tank capacity | 54 litres | 11.9 [14.3] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.32 | ||
| Frontal area | 2.00 m² | ||
| CdA | 0.64 | ||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Porsche | ||
| Engine code | |||
| Cylinders | Flat 6 | ||
| Capacity | 3.8 litre 3800 cc (231.89 cu in) |
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| Bore × Stroke | 102 × 77.5 mm
4.02 × 3.05 in |
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| Bore/stroke ratio | 1.32 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output | 385 PS (380 bhp) (283 kW) at 7400 rpm |
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| maximum torque | 420 Nm (310 ft·lb) (42.8 kgm) at 4750-6000 rpm |
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| Specific output | 74.6 kW/litre 101.4 ps/litre 100 bhp/litre 1.64 bhp/cu in |
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| Specific torque |
110.53 Nm/litre
1.34 ft·lb/cu3 |
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| Engine construction | aluminium block & head | ||
| Lubrication | |||
| compression ratio | 12.5:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1388.9 kPa (201.4 psi) | ||
| Maximum RPM | 7800 rpm | ||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 633.33 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 4.2 s | ||
| Acceleration 0-100km/h | 4.4 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | 12.5 s | ||
| Standing kilometre | |||
| Maximum speed | 295 km/h (183 mph) | ||
| Power-to-weight ratio | Higher is better 272.28 PS/tonne (1000 kg) 0.27 PS/kg 200.26 kW/tonne (1000 kg) 0.2 kW/kg 268.55 bhp/tonne (1000 kg) 0.27 bhp/kg 0.12 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.99 kg/kW 8.34 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 14.8/7.8/10.3 l/100km urban/extra-urban/combined Euro 6 | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 14.8/7.8/10.3 l/100km urban/extra-urban/combined | ||
| km/litre | 6.8/12.8/9.7 km/l urban/extra-urban/combined | ||
| UK MPG | 19.1/36.2/27.4 UK MPG urban/extra-urban/combined | ||
| US MPG | 15.9/30.2/22.8 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 238.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | L | ||
| CO2 Effizienz (DE) | G | ||
| chassis | |||
| Engine position | mid | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 8½J x 20 ET61 | ||
| Wheel size rear | 11J x 20 ET50 | ||
| Tyres front | 245/35 ZR 20 | ||
| Tyres rear | 295/30 ZR 20 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 380 mm | ||
| Rear brake diameter | 380 mm | ||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | 0.81 | ||
| Final drive ratio | 3.89 | ||
| general | |||
| Carfolio.com ID | 400037 | ||
| Production total | |||
| Model code | |||
| Model family | 981 | ||
| RAC rating | 38.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2015 Porsche Cayman GT4 added 2015-02-05. Last modified 2020-02-02. |
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