Why is BF-33C better than RB637?
- Maximum range (claimed)5 km vs 2 km2.5×
- USB-C chargingYes · RB637: No
Why is RB637 better than BF-33C?
- Battery capacity1,400 mAh vs 2,000 mAh+43%
Specifications
Side by side
| Radio & range | ||
| Radio standards | PMR446 | PMR446 |
| Licence | Licence-free | Licence-free |
| Digital mode (DMR / dPMR) | No | No |
| Frequency ranges | 446 MHz | 446 MHz |
| Transmit power | 0.5 W | 0.5 W |
| Channels | 16 | 16 |
| Maximum range (claimed) | 5 km | 2 km |
| Privacy codes (CTCSS / DCS) | 155 | — |
| CTCSS / DCS sub-tones | Yes | — |
| Squelch | adjustable | — |
| Call tones | 10 | — |
| Power & battery | ||
| Battery capacity | 1,400 mAh | 2,000 mAh |
| Battery voltage | 3.7 V | 3.7 V |
| Power source | Rechargeable pack, AA / AAA batteries | Rechargeable pack |
| Runs on AA/AAA batteries too | Yes | — |
| USB-C charging | Yes | No |
| Standby time | 48 h | — |
| Battery level indicator | Yes | Yes |
| Design & durability | ||
| Weight | 150 g | — |
| Width | 168 mm | — |
| Height | 57 mm | — |
| Depth | 35 mm | — |
| Shockproof | — | Yes |
| Display | Backlit display | — |
| Colours | — | Black |
| Features | ||
| VOX (hands-free) | Yes | Yes |
| VOX sensitivity levels | 3 | — |
| Channel scan | Yes | — |
| Dual watch | Yes | — |
| Flashlight | Yes | Yes |
| Emergency / SOS alarm | Yes | — |
| Key lock | Yes | — |
| Roger beep | Yes | — |
| Monitor button | Yes | — |
| PC programmable | Yes | — |
| Connectivity | ||
| Headset / earpiece jack | Yes | Yes |
| Connectors | 2,5 und 3,5 mm, USB-C | 2,5 und 3,5 mm |
| Radios in the base pack | 3 | — |
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9.45.8
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