PPI calculator
Find your screen's pixels per inch.
Enter the pixel width of your display or an image and the physical size it represents to estimate PPI quickly.
Result
Estimated pixel density
PPI
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What this means
A higher PPI indicates a sharper display with more pixels packed into each inch.
Quick reference
Most laptop screens sit around 100–160 PPI, while many phones and high-density displays fall above 300 PPI.