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Calcimator

Screen PPI Calculator

Calculate pixels per inch (PPI), dot pitch, aspect ratio, and physical dimensions of any display.

Inputs

px
px
inches

Results

Pixels Per Inch (PPI)

108.79

Dot Pitch0.23 mm
Total Pixels3,686,400
Megapixels3.69 MP
Aspect Ratio16:9
Screen Width23.53 in
Screen Height13.24 in
Density ClassStandard
How to Use This Calculator
  1. Enter the screen's Width Resolution and Height Resolution in pixels (e.g., 2560 × 1440 for a QHD monitor).
  2. Set the Screen Size (Diagonal) in inches — check the manufacturer's spec sheet or the back of the display.
  3. The calculator instantly shows Pixels Per Inch (PPI) and Dot Pitch in mm.
  4. Review Total Pixels and Megapixels to understand the overall pixel count.
  5. Check the Density Class (Standard, High, Retina, Ultra High) to see how the display compares to modern standards.
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