The S 320 CDI BlueEFFICIENCY is a rear wheel drive saloon (sedan) motor car with a front mounted engine, manufactured by Mercedes-Benz.
The Mercedes-Benz S 320 CDI BlueEFFICIENCY is one of the W 221 model family from Mercedes-Benz.
Its 6 cylinder, double overhead camshaft turbocharged engine has 4 valves per cylinder and a capacity of 3 litres. In this application it musters power and torque figures of 232 bhp (235 PS/173 kW) at 3600 rpm and 540 Nm (398 lbft/55.1 kgm) at 1600-2400 rpm respectively.
A 7 speed automatic gearbox transmits the power to the wheels.
Claimed weight at the kerb is 1955 kg.
Maximum stated speed is 250 km/h (155 mph), official fuel consumption is 10.4/5.9/7.6 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 199.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3035 mm | 119.5 inches | |
| Track/tread (front) | 1604 mm | 63.1 inches | |
| Track/tread (rear) | 1606 mm | 63.2 inches | |
| Length | 5079 mm | 200 inches | |
| Width | 1872 mm | 73.7 inches | |
| Height | 1473 mm | 58 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.67 | ||
| Kerb weight | 1955 kg | 4310 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | 0.27 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged diesel | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | |||
| Cylinders | V 6 | ||
| Capacity | 3 litre 2987 cc (182.278 cu in) |
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| Bore × Stroke | 83 × 92 mm
3.27 × 3.62 in |
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| Bore/stroke ratio | 0.9 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output | 235 PS (232 bhp) (173 kW) at 3600 rpm |
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| maximum torque | 540 Nm (398 ft·lb) (55.1 kgm) at 1600-2400 rpm |
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| Specific output | 57.9 kW/litre 78.7 ps/litre 77.7 bhp/litre 1.27 bhp/cu in |
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| Specific torque |
180.78 Nm/litre
2.19 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 17.7:1 | ||
| Fuel system | common rail direct diesel injection | ||
| bmep (brake mean effective pressure) | 2271.8 kPa (329.5 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 4 | ||
| Engine coolant | Water | ||
| Unitary capacity | 497.83 cc | ||
| Aspiration | Turbo D. | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 7.8 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 120.32 PS/tonne (1000 kg) 0.12 PS/kg 88.49 kW/tonne (1000 kg) 0.09 kW/kg 118.67 bhp/tonne (1000 kg) 0.12 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 11.3 kg/kW 18.88 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 10.4/5.9/7.6 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 10.4/5.9/7.6 l/100km urban/extra-urban/combined | ||
| km/litre | 9.6/16.9/13.2 km/l urban/extra-urban/combined | ||
| UK MPG | 27.2/47.9/37.2 UK MPG urban/extra-urban/combined | ||
| US MPG | 22.6/39.9/30.9 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 199.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | J | ||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| 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 | |||
| Wheel size rear | |||
| Tyres front | 235/55 R 17 W | ||
| Tyres rear | 235/55 R 17 W | ||
| Brakes F/R | VeDi/Di-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.73 | ||
| Final drive ratio | 2.65 | ||
| general | |||
| Carfolio.com ID | 666919 | ||
| Production total | |||
| Model code | |||
| Model family | W 221 | ||
| RAC rating | 25.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2008 Mercedes-Benz S 320 CDI BlueEFFICIENCY added 2020-04-12. Last modified 2020-04-13. |
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