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DPI Calculator

Measure your mouse’s true DPI by combining sensor counts with the physical distance moved.

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Inputs

Set assumptions

Manual run

Mouse counts (CPI)

Physical distance (inches)

Result

Ready when values are complete

Fill the required fields, then run the calculator to see the payoff.

Recent inputs

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What this tool does

DPI Calculator helps you measure your mouse’s true DPI by combining sensor counts with the physical distance moved.

What you get

DPI Calculator produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.