What is engine power to weight ratio?

Power-to-weight ratio is a measurement of actual performance of any engine or power source. It is also used as a measurement of performance of a vehicle as a whole, with the engine’s power output being divided by the weight (or mass) of the vehicle, to give a metric that is independent of the vehicle’s size.

What is the best weight to horsepower ratio?

Power list: Best power-to-weight ratios in the world

  • 7: Koenigsegg One:1 – 986bhp/tonne. …
  • 6: Saleen S7 LM – 1000bhp/tonne. …
  • 5: Ruf 9ff GT9 Vmax – 1030bhp/tonne. …
  • 4: Ultima Evo – 1073bhp/tonne. …
  • 3: Caparo T1 – 1074bhp/tonne. …
  • 2: Hennessey Venom F5 – 1196bhp/tonne. …
  • 1: Fahlke Larea GT1 S12 – 1267bhp/tonne.

How do you calculate power-to-weight ratio?

To work out your power-to-weight ratio figure, simply divide your maximum power output (in watts) by your body mass in kilograms (kg). For example, an 80kg rider with a maximum sustainable power output of 280 watts has a power-to-weight ratio of 3.5 watts per kilo (commonly abbreviated as 3.5W/kg or 3.5W. kg-1).

What is a high power-to-weight ratio?

The power-to-weight ratio represents the ratio between a vehicle’s power and its total weight. The higher the PWR, the faster the vehicle will accelerate. It is for this reason that motorbikes accelerate quicker than most cars.

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Is power-to-weight ratio important?

But in terms of sheer acceleration ability and speed – the higher your power to weight ratio, the better. That means the ideal performance car is lighter in curb weight but jacked to the hilt in horsepower. Check out the top 10 beastie cars across the globe with the best power to weight ratios out there.

Is 300 hp enough?

Under 300 Horsepower

For the average sedan, horsepower between 200 and 300 will offer much more potential under the gas pedal. Depending on your personal tastes, this feeling of power can be ideal. … Right between 200 and 300 horsepower is the sweet spot for many drivers.

What is the power to weight ratio of a Bugatti Veyron?

Kerb weight is 1,888 kg (4,162 lb). This gives the car a power-to-weight ratio, according to Volkswagen Group’s figures, of 530 PS (390 kW; 523 hp) per ton.

Does weight Affect horsepower?

Horse power doesn’t matter with the weight of the car. It is the power of the engine.

How do I calculate power?

Power is a measure of the amount of work that can be done in a given amount of time. Power equals work (J) divided by time (s). The SI unit for power is the watt (W), which equals 1 joule of work per second (J/s).

Which motor has highest power to weight?

The motor which has the highest power to weight ratio: Capacitor-start motor.

What is the power to weight ratio of an F1 car?


Vehicle Power Power to weight ratio
McLaren F1 GT 1997 467.6 kW / 627 bhp 403 W/kg / 4 lb/hp
Honda CBR1000RR 2009 133 kW / 178 bhp 668 W/kg / 2 lb/hp
MTT Turbine SUPERBIKE 2008 213.3 kW / 286 bhp 940 W/kg / 2 lb/hp
Formula One 2006 582 kW / 780 bhp 962 W/kg / 2 lb/hp
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