How it works
DPI = image width in pixels รท print width in inches.
Free calculator / Creators
Check the print resolution of an image at a chosen physical width.
Change any value. The result updates here in your browser.
Your answer
DPI = image width in pixels รท print width in inches.
3,000 pixels printed 10 inches wide gives 300 DPI.
This is a calculation from numbers you supply, not financial or tax advice. Check assumptions before making a decision.