DPI Calculator

Calculate the DPI (dots per inch) of a printed image based on its pixel dimensions and desired print size. Check print quality before you print.

DPI / Print Quality Calculator

×px
inches

DPI Print Quality Guide

72 DPIWebsite images, social media — not suitable for print
150 DPILarge-format banners, posters viewed from a distance
200 DPINewspaper printing
300 DPIStandard professional printing — photos, brochures, books
400 DPIFine-detail print work — charts, small text, illustrations
600+ DPIFine art prints, high-end commercial lithography

How to Use

  1. 1Enter your image width and height in pixels
  2. 2Choose whether to fix the print width or height
  3. 3Enter the desired print size in inches
  4. 4DPI and quality rating appear instantly

Formula

DPI = pixels ÷ inches

e.g. 2400 px ÷ 8 inches = 300 DPI