DPI Calculator
DPI (dots per inch) links pixels to physical print size. Inches = pixels ÷ DPI. For a sharp 8×10 print at 300 DPI you need 2400 × 3000 pixels. Screens use PPI, which is the same math with pixel density.
Print width12 in
Print height8 in
Print (cm)30.5 × 20.3 cm
Formula
inches = pixels ÷ DPI.
How to use this calculator
- Enter pixel width and height.
- Enter target DPI (300 is a common print target).
- Read physical size.
Examples
3600×2400 at 300 DPI
12 × 8 inches.
FAQ
72 DPI?+
That is a historical screen default, not a print standard.