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Quick calculator · Labels, Stickers & Packaging
QR Code Physical Size Planner
Enter the QR module count, module size, quiet-zone modules and output DPI to see symbol size, total size and dots per module.
Reviewed 2026-08-182 referenced sourcesFree · no account
Quick calculator
Enter your job values
Use the real values from your job. Optional fields can stay blank; zero should only be used when the value genuinely does not apply.
Answer
Your result will appear here
4 required values are still missing.
What the result is useful for
This connects the encoded symbol geometry to actual label artwork and raster/device resolution.
How the calculation works
Symbol side = modules × X. Total side = (modules + 2 × quiet-zone modules) × X. Dots/module = X mm ÷ 25.4 × DPI.
What this calculator cannot know
Encoding capacity, error correction, GS1 application ranges and scan quality are not determined by physical size alone. Formal barcode verification requires appropriate standards and equipment.
Sources and current specifications
GS1 — 2D Barcodes at Retail Point-of-Sale Implementation GuidelineGS1 describes X-dimension and quiet-zone planning for 2D symbols, including a one-X quiet zone for Data Matrix and four-X quiet zone for QR Code in the cited retail context.Verified 2026-08-18GS1 — What should I check to ensure good quality barcodes?GS1 highlights check digits, quiet zones, contrast, colour choice and symbol construction; a planning tool does not replace formal barcode verification.Verified 2026-08-18
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