QR Code Print Size Calculator
Enter your scan distance and payload type to get a minimum print size, quiet-zone margin, and format advice. Free, no signup — based on the 10:1 scan-distance rule.
Short answer: Print your code at 1/10th of the scan distance or larger — 3 × 3 cm minimum for table tents, 5 cm+ for posters — with a white quiet zone and vector SVG output.
MINIMUM SIZE
4 cm
RECOMMENDED
5 cm
QUIET ZONE
≥ 0.4 cm
Rule-of-thumb calculator based on the 10:1 scan-distance rule and error-correction math — always test-scan the printed piece on two phones before bulk runs.
Printable spec sheet
| Placement | Scan distance | Minimum | Format |
|---|---|---|---|
| Business card | ~20 cm | 2 × 2 cm | SVG |
| Table tent / counter | ~30 cm | 3 × 3 cm | SVG |
| Wall poster | ~2 m | 20 × 20 cm | SVG |
| Hoarding | ~10 m | 100 × 100 cm | SVG |
Dense payloads (vCard, long URLs) and logos over ~22% need one size up — see the logo overlay test results and the print-size guide.
Reviewed by Arvind Sharma, Founder, QRPress QR Code Generator · Last reviewed 2026-09-19.