Compare calculators
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 Area Calculator
Calculate the roof or ground area required for a target solar capacity given panel efficiency and local solar irradiance. Use it during early system planning to confirm available space supports the target system size.
Fill in the required fields to see your result.
Key differences
| Solar Panel Angle Calculator | Solar Panel Area Calculator | |
|---|---|---|
| Category | Solar Energy | Solar Energy |
| Inputs required | 4 | 3 |
| Result | Optimal Tilt Angle (degrees) | Required Roof Area (m²) |
| What it does | 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. | Calculate the roof or ground area required for a target solar capacity given panel efficiency and local solar irradiance. Use it during early system planning to confirm available space supports the target system size. |