Image DPI Calculator

Compute DPI from pixel size and print dimensions (inches or cm).

Print Readiness

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Higher DPI means sharper prints at the chosen size.

Quick guide

150 DPI
posters / distance

200–250
standard print

300 DPI
photo print

350+
high detail

Pixels

Width (px)

Height (px)

Enter your image pixel dimensions.

Print size

Width (in)

Height (in)

Target print dimensions.

Average DPI

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DPI (X)

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DPI (Y)

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Tip: If you only know one print side (width), you can keep proportions by matching the image aspect ratio.

Result—

Example: 3000×2000 px at 10×6.67 in → 300 DPI

Formula

DPI = Pixels ÷ Inches (per axis)