Energy Consumption Calculator Energy Consumption Calculator Energy Consumption Calculator Select Calculation Type Select calculation type Power to Energy Energy to Power Calculate This calculator helps you calculate energy consumption based on power and time, or find the power given energy and time. Select the calculation type from the dropdown, enter the values, and click "Calculate" to get the result. Example Calculations 1. To find energy consumption: Energy (Wh) = Power (W) × Time (h) If the power is 100 watts and the time is 5 hours: Energy = 100 W × 5 h = 500 Wh 2. To find power consumption: Power (W) = Energy (Wh) / Time (h) If the energy is 500 watt-hours and the time is 5 hours: Power = 500 Wh / 5 h = 100 W Subscribe to Updates Get the latest creative news from SmartMag about art & design. By signing up, you agree to the our terms and our Privacy Policy agreement.