eDPI Calculator
Find effective DPI from mouse DPI and in-game sensitivity.
eDPI lets gamers compare true mouse sensitivity across different setups.
How the Math Works
The eDPI Calculator uses a simple yet powerful formula: eDPI equals DPI multiplied by sensitivity. Here, DPI (dots per inch) measures how many pixels your mouse moves on screen per inch of physical movement, while sensitivity is the in-game multiplier that adjusts how much your cursor responds to mouse input. By multiplying these two values, the calculator determines your effective DPI—a standardized metric that represents your actual screen movement speed regardless of individual DPI or sensitivity settings. This mathematical relationship allows gamers to compare and optimize their setups across different hardware and games using a single, universal value.
Practical Applications
To use the eDPI Calculator, first locate your mouse's DPI setting through its software or physical buttons (commonly found in Logitech G Hub, Razer Synapse, or Corsair iCUE). Next, open your game's settings menu and find the mouse sensitivity slider or numerical value. Input both numbers into the calculator's fields, and it will instantly compute your effective DPI. This process helps you replicate precise settings when switching games or mice, troubleshoot inconsistent aiming behavior, and share optimal configurations with other players by simply providing your eDPI value.
Day-to-Day Use
In everyday gaming, knowing your eDPI empowers you to maintain muscle memory and performance consistency across different games and hardware setups. Whether you're upgrading your mouse, switching between competitive titles like Valorant and Apex Legends, or adjusting for a new monitor, eDPI ensures your aiming feels identical. It also helps identify when in-game sensitivity feels 'off'—a sudden eDPI change often explains unexpected performance shifts. For streamers, content creators, or esports coaches, eDPI becomes an essential reference point for training, equipment reviews, and helping others achieve optimal precision without guesswork.
Worked example
800 DPI x 0.5 sensitivity gives 400 eDPI.
FAQ
What is a low eDPI?
Many FPS pros use 400-800 eDPI for precise aiming.