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Both calculators run independently — change the inputs on either side to compare results.

Solar Energy

Solar Panel Angle Calculator

Find the ideal tilt angle for your solar panels based on your latitude, season, and roof pitch. Use this when installing or adjusting panels to maximize annual or seasonal energy capture.

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

Solar Panel Savings Calculator

Estimate your annual solar savings and net yearly return after accounting for installation costs and the federal tax credit. Use this when comparing solar quotes or deciding whether rooftop solar makes financial sense for your home.

Fill in the required fields to see your result.

Key differences

Solar Panel Angle CalculatorSolar Panel Savings Calculator
CategorySolar EnergySolar Energy
Inputs required45
ResultOptimal Tilt Angle (degrees)Annual Net Savings ($)
What it doesFind the ideal tilt angle for your solar panels based on your latitude, season, and roof pitch. Use this when installing or adjusting panels to maximize annual or seasonal energy capture.Estimate your annual solar savings and net yearly return after accounting for installation costs and the federal tax credit. Use this when comparing solar quotes or deciding whether rooftop solar makes financial sense for your home.