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Screen PPI Calculator
Calculate a screen's pixels per inch (PPI) from its resolution and diagonal size, plus its width, height and aspect ratio.
Tip from Tink: Above about 300 PPI at phone distance, the eye can't see single pixels.
Pixels per inch
91.8
Screen width
20.9 in
Screen height
11.8 in
Aspect ratio
16:9
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How to use the Screen PPI Calculator
- Enter width and height in pixels.
- Enter the diagonal in inches.
- Read the PPI and screen dimensions.
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