Phomemo 241BT vs MUNBYN RW403B: Bluetooth 4x6 Printers Compared
Both print from phones through their maker's app and from computers over USB. MUNBYN documents a ChromeOS route and a 2-year warranty; Phomemo publishes size, weight and power specs that MUNBYN omits.
Side by side
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| Model | Phomemo PM-241-BT Budget-conscious Check price on AmazonReview | MUNBYN RW403B Bluetooth Label Printer Strong choice Check price on AmazonReview |
|---|---|---|
| Best for | Phone-first sellers who print through the Labelife app, with USB for Windows or Mac | Phone-first sellers who are fine printing through the MUNBYN app, with USB for the computer |
| Key caveat | Phone printing requires the Labelife app; ChromeOS is not listed by Phomemo. | Phone printing goes through the Munbyn Print app over Bluetooth; it is not AirPrint. |
| Windows | ConfirmedWindows XP and newer over USB. | ConfirmedDriver install; prints over Bluetooth or USB. |
| macOS | ConfirmedmacOS 10.9 and newer over USB. | ConditionalBluetooth or USB. MUNBYN's page acknowledges some users reported connectivity issues. |
| ChromeOS | UnknownNot listed on Phomemo's product page (some marketplace listings claim it). | ConditionalThrough the browser-based Munbyn Editor, not a native ChromeOS print driver. |
| iPhone / iPad | ConditionalLabelife app over Bluetooth; not AirPrint. | ConditionalMunbyn Print app over Bluetooth; not AirPrint. |
| Android | ConditionalLabelife app over Bluetooth. | ConditionalMunbyn Print app over Bluetooth. |
| App / driver requirement | Windows/macOS drivers; Labelife app for Bluetooth | Windows/macOS drivers; Munbyn Print app (iOS/Android); Munbyn Editor web app (ChromeOS) |
| Connectivity | USB: Yes; Bluetooth: Yes; Wi-Fi: No; Ethernet: No; AirPrint: No | USB: Yes (USB-C cable and USB-A adapter included); Bluetooth: Yes; Wi-Fi: No; Ethernet: No; AirPrint: No |
| Label restrictions | Direct thermal labels | Direct thermal labels within 1.57–4.25 in |
| Generic labels | ConfirmedUses standard direct thermal labels within its width range. | ConfirmedMUNBYN sells generic-format direct thermal labels and lists other brands' printers as compatible; the RW403B takes 1.57–4.25 in direct thermal media. |
| Resolution | 203 dpi | 203 dpi |
| Max media width | 1.57–4.1 in on one part of the page; 1–4.6 in elsewhere (conflict) | 1.57–4.25 in (40–108 mm) |
| Where labels sit | External | Not stated on the product page |
| Included supplies | Printer, USB cable, power adapter and cord, quick-start guide, 10 test labels | Printer, power cord and adapter, USB-C cable, USB-C to USB adapter, 20 test labels, manual |
| Warranty | 12 months | 2 years, per MUNBYN |
| Sources checked | 1 source(s), last verified September 27, 2026 | 2 source(s), last verified September 27, 2026 |
The differences that matter
- Apps: Phomemo uses Labelife; MUNBYN uses Munbyn Print. Neither is AirPrint.
- ChromeOS: MUNBYN lists a browser-based editor; Phomemo doesn't list ChromeOS.
- Warranty: 2 years (MUNBYN) vs 12 months (Phomemo).
- Published specs: Phomemo lists 213 × 80 × 95 mm, 720 g and a 24 V 2.5 A supply; MUNBYN's page omits size and weight.
- Media width: MUNBYN 1.57–4.25 in; Phomemo's page gives conflicting ranges (1.57–4.1 and 1–4.6 in).
Who should choose which
Choose the Phomemo 241BT if…
- You want published dimensions for a tight desk.
- You print from phone and Windows/Mac, not a Chromebook.
Choose the MUNBYN RW403B if…
- You use a Chromebook.
- You want the longer warranty.
Bottom line
The MUNBYN RW403B is the safer all-round Bluetooth pick; the Phomemo 241BT suits phone-plus-PC users who want known dimensions.
Sources
- Phomemo PM-241-BT product page (Phomemo, manufacturer product page; checked September 27, 2026)
- MUNBYN RW403B Bluetooth Thermal Label Printer (MUNBYN, manufacturer product page; checked September 27, 2026)
- MUNBYN 4x6 fan-fold direct thermal shipping labels (MUNBYN, manufacturer product page; checked September 27, 2026)
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