Garmin MARQ Expedition: QR and barcode limits
Garmin MARQ Expedition offers 14 card types besides Note, plus Note itself: 15 types in total. The tables show the available types, their limits and QR/vCard behavior.
Models covered by this device profile: MARQ® Expedition
MARQ Expedition: Limits by format
| Supported formats | Value limit |
|---|---|
| QR | ≈44–415 ASCII bytes on standard 208–480 px displays; compact ≈44 bytes |
| Code 128 | ≈6–9 text characters or 13–19 digits; compact ≈6/12 |
| Aztec | ≈53 printable ASCII bytes; smaller screens may admit less |
| EAN-13 | 12 data digits, or 13 with a valid check digit |
| Code 39 | Encoder cap: 80 characters; screen usually fits ≈8–12 |
| UPC-A | 11 data digits, or 12 with a valid check digit |
| EAN-8 | 7 data digits, or 8 with a valid check digit |
| Codabar | At least 3 characters, with A–D guards at both ends; width sets the maximum |
| Data Matrix | Encoder cap: 174 ASCII characters or 348 digits; screen may admit less |
| PDF417 | At most 512 characters and 1034 UTF-8 bytes; screen sets the final limit |
| TOTP / 2FA | Raw Base32, otpauth://totp or a valid single-account migration link; 6–8 digits every 15–120 s. SHA-1 works on all supported devices; SHA-256 on 113. HOTP and SHA-512 are unsupported. |
| Phone contact | Name up to 24 characters; a phone number in Value, up to 512 stored characters. The generated vCard 3.0 QR must fit the screen. |
| Email contact | Name up to 24 characters; an email address in Value, up to 512 stored characters. The generated vCard 3.0 QR must fit the screen. |
| Phone + email contact | Name up to 24 characters; a phone number and an email address in Value, up to 512 stored characters. The generated vCard 3.0 QR must fit the screen. |
| Note | Up to 512 characters are stored; standard full screens show at most 6 lines, standard compact screens at most 5. Longer text may be clipped and does not scroll. |
QR data and other card types
| Format and devices | Value limit |
|---|---|
| Display | 240 × 240 px · MIP · All other compatible models |
| Card storage | 20 card slots; Name up to 24 characters and Value up to 512. Stored length does not guarantee a renderable code. |
| QR | QR text, URL and Wi-Fi · vCard 3.0 |
| QR / vCard 3.0 | Normalized vCard 3.0 |
| TOTP | SHA-1 · SHA-256 |