QR Code Print Size & DPI Calculator
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Calculate minimum physical print size (mm, cm, inches) and pixel resolutions (300 DPI) based on scanning distance and payload density.
Scanning Environment
Recommended Print Specifications
Minimum Width (mm)
50 mm
Minimum Width (Inches)
1.97 in
Required Pixel Dimensions at Print Densities
300 DPI (Standard Print): 591 x 591 px
150 DPI (Draft): 295 x 295 px
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Direct In-Browser Handoff
Barcode & QR Code Identification Suite
Chain this tool with complementary private browser utilities for a complete zero-server workflow:
Helpful Examples
Business Card (10-15cm distance)
Min size: 20mm x 20mm at 300 DPI (236px)
Distance: 0.2mHow to Use the QR Code Print Size & DPI Calculator
Professional print production calculator for QR codes on posters, billboards, business cards, and packaging. Implements the optical 10:1 scanning distance rule, accounts for QR code version module density, and provides export dimensions for 150 DPI, 300 DPI (print grade), and 600 DPI vector engraving.
Privacy & Data Processing Notice
No user data leaves your browser. Computation is executed entirely on your device. We do not store, view, or transmit your inputs over our network. Your computation remains on your personal machine.
Frequently Asked Questions
What is the 10:1 scanning distance rule?
The rule of thumb states that the scanning distance should be roughly 10 times the width of the QR code. For a scanning distance of 1 meter, the QR code should be at least 10 cm (100 mm) wide.
Related Utilities
Frequently paired browser tools in QR & Barcode Tools