Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Solar Energy
Solar Panel Tilt Angle Calculator
Find the ideal mounting angle for your solar panels based on your geographic latitude and the season you want to optimize. Use this when planning a fixed-tilt roof or ground-mount installation to maximize annual energy yield.
Fill in the required fields to see your result.
Solar Energy
Solar Panel Efficiency Calculator
Computes the operating efficiency of a solar panel from its measured output, surface area, and incident irradiance. Useful for comparing real-world performance to manufacturer specs, diagnosing soiling or degradation, and verifying installation quality.
Fill in the required fields to see your result.
Key differences
| Solar Panel Tilt Angle Calculator | Solar Panel Efficiency Calculator | |
|---|---|---|
| Category | Solar Energy | Solar Energy |
| Inputs required | 3 | 3 |
| Result | Optimal Tilt Angle (degrees) | Panel Efficiency (%) |
| What it does | Find the ideal mounting angle for your solar panels based on your geographic latitude and the season you want to optimize. Use this when planning a fixed-tilt roof or ground-mount installation to maximize annual energy yield. | Computes the operating efficiency of a solar panel from its measured output, surface area, and incident irradiance. Useful for comparing real-world performance to manufacturer specs, diagnosing soiling or degradation, and verifying installation quality. |