Screen PPI Calculator
Calculate pixels per inch from resolution and diagonal size.
Inputs
Screen PPI Calculator
Results update as you type.
Live result
PPI
91.79
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Change one or two inputs to compare a second scenario before using the number.
Need more detail?
Formula, examples, and FAQ stay tucked away until you need them.
FXFormula ExplanationThe core logic behind the numbers on this page.+
This calculator uses a straightforward arithmetic formula to calculate the pixels per inch. The formula takes into account the screen's resolution and diagonal size, providing an accurate estimate of the PPI. You can adjust the editable fields to match your specific situation. The result is an estimate that helps you plan for display quality.
USEHow to UseA short path from input to result.+
- Enter the requested inputs.
- Keep any editable rule or rate fields aligned with your situation.
- Review the result and notes before using the estimate.
EXExamplesReference scenarios to sanity-check your inputs.+
Adjust the defaults to match your scenario, then calculate the estimate.
FAQFAQCommon edge cases and quick clarifications.+
What is pixels per inch (PPI)?
Pixels per inch (PPI) is a measure of the display's resolution, indicating how many pixels are displayed per inch of the screen.
How do I use this calculator?
Enter the resolution and diagonal size of the screen, and the calculator will provide the estimated PPI. You can adjust the editable fields to match your specific situation.
Is this calculator accurate?
This calculator provides an estimate based on the provided inputs. For precise calculations, consult the manufacturer's specifications or official documentation.
What is the purpose of this calculator?
This calculator is designed to help you plan for display quality by estimating the pixels per inch of a screen based on its resolution and diagonal size.
Can I use this calculator for commercial purposes?
This calculator is intended for personal use. For commercial applications, consult the manufacturer's specifications or official documentation for precise calculations.