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Both calculators run independently β€” change the inputs on either side to compare results.

Solar Energy

Solar Panel Output Calculator

Calculate the daily energy output (kWh) of a solar panel from its rated wattage, daily peak-sun hours, and efficiency. Use it during system sizing or to estimate production from a specific panel under your local sunlight conditions.

Fill in the required fields to see your result.
Solar Energy

Solar Savings Calculator

Calculate monthly bill savings from a solar PV system by multiplying solar production by your electricity rate. Use it to estimate the financial benefit of an installed or planned system month-by-month.

Fill in the required fields to see your result.

Key differences

Solar Panel Output CalculatorSolar Savings Calculator
CategorySolar EnergySolar Energy
Inputs required32
ResultDaily Energy Output (kWh)Monthly Savings ($)
What it doesCalculate the daily energy output (kWh) of a solar panel from its rated wattage, daily peak-sun hours, and efficiency. Use it during system sizing or to estimate production from a specific panel under your local sunlight conditions.Calculate monthly bill savings from a solar PV system by multiplying solar production by your electricity rate. Use it to estimate the financial benefit of an installed or planned system month-by-month.