RootUtils

Mouse Sensitivity Converter

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Convert sensitivity between Valorant, CS2, Overwatch, and Apex. Calculates cm/360 for perfect aim.

Mouse DPI

Hardware sensitivity (e.g. 400, 800)

Sens
0.3143
Result
Physics Calc

52.0 cm/360

You need to move your mouse 52.0 cm (20.5 inches) to do a full 360° turn in-game.

Fast (10cm)Balanced (35cm)Slow (80cm+)

Is this tool broken?

Let us know if you found a bug or have a feature request.

The Ultimate Guide to Mouse Sensitivity & DPI

Aim is muscle memory. Whether you are flicking with an Operator in Valorant or tracking heads in Overwatch 2, your brain memorizes exactly how far to move your hand to turn a specific distance on screen.

Changing games often breaks this muscle memory because developers use different math for their sensitivity sliders. A "1.0" in Counter-Strike is completely different from a "1.0" in Apex Legends. This tool unifies them all.

How the Calculation Works

Every 3D game engine defines a variable called Yaw (m_yaw). This constant determines how many degrees your camera turns for every single "dot" (pixel) your mouse reports.

Common Yaw Values:

  • Source Engine (CS2, Apex)0.022
  • Unreal Engine 4 (Valorant)0.070
  • Overwatch / Call of Duty0.0066

The Formula:

Output = (Input Sens × Input Yaw) / Output Yaw

What is DPI?

DPI (Dots Per Inch), technically CPI (Counts Per Inch), measures hardware sensitivity. 800 and 1600 are industry standards.

What is eDPI?

eDPI (Effective DPI) is your "True Sensitivity" across different mice.
eDPI = Sensitivity × DPI.

What is cm/360?

The physical distance required to turn a full 360°. This is the Gold Standard for matching aim across games.

How to Use the DPI Analyzer

Many generic office mice don’t include software to display their DPI. You may also want to verify whether your gaming mouse’s DPI setting is accurate. This tool lets you estimate your mouse’s hardware DPI (CPI) using a physical measurement.

  • 1
    Open the Tool

    Click the “Find my DPI” button above to open the measurement window.

  • 2
    Prepare a Ruler

    Place a physical ruler horizontally on your mousepad, aligned with your mouse sensor.

  • 3
    Move 1 Inch

    Click “Start Measuring.” The tool will begin tracking your movement. Move your mouse exactly 1 inch (2.54 cm) to the right.

  • 4
    Get Your Result

    Click anywhere to stop the measurement. The tool calculates your DPI by dividing the number of pixels counted by 1 inch.