Everyday · Calculator
Screen Size Calculator
Calculate screen diagonal from width and height.
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Screen Size Calculator
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Find the diagonal size of a screen.
Formula
d = √(w² + h²) / DPIStep-by-step
- Compute pixel diagonal
- Divide by DPI (96)
Example
1920×1080 → 2203 px diagonal.
FAQ
What DPI is assumed?+
96 DPI for standard displays.
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