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Dpi Calculator

Calculate dpi with our free tool. Get data-driven results, visualizations, and actionable recommendations. See charts, tables, and visual results.

Reviewed by Daniel Agrici, Founder & Lead Developer

Reviewed by Daniel Agrici, Founder & Lead Developer

Formula

eDPI = DPI × Sensitivity | cm/360° = (2.54 × 360) / eDPI

Effective DPI (eDPI) combines hardware DPI and software sensitivity. cm/360° is how far you move the mouse for a full 360° turn.

Worked Examples

Example 1: 800 DPI × 1.5

Problem:800 DPI, 1.5 sensitivity

Solution:eDPI=1200, cm/360°=76.2 cm

Result:76.2 cm per 360°

Reviewed by Daniel Agrici, Founder & Lead Developer · Editorial policy