Why is RB648 better than RT649P?
- Battery capacity2,000 mAh vs 1,200 mAh+67%
- USB-C chargingYes · RT649P: No
Why is RT649P better than RB648?
- Maximum range (claimed)2 km vs 3 km+50%
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) | 2 km | 3 km |
| CTCSS / DCS sub-tones | — | Yes |
| Squelch | — | adjustable |
| Call tones | — | 20 |
| Power & battery | ||
| Battery capacity | 2,000 mAh | 1,200 mAh |
| Battery voltage | 3.7 V | 3.6 V |
| Power source | Rechargeable pack | Rechargeable pack, AA / AAA batteries |
| Runs on AA/AAA batteries too | — | Yes |
| USB-C charging | Yes | No |
| Battery level indicator | Yes | Yes |
| Design & durability | ||
| Weight | — | 134 g |
| Width | — | 202 mm |
| Height | — | 61 mm |
| Depth | — | 38 mm |
| Protection rating | IP67 | IP67 |
| Water protection (IPx) | IPx7 | IPx7 |
| Floats | — | Yes |
| Shockproof | Yes | Yes |
| Display | Backlit display | Backlit display |
| Colours | — | Green |
| Features | ||
| VOX (hands-free) | Yes | Yes |
| VOX sensitivity levels | — | 3 |
| Channel scan | — | Yes |
| Dual watch | — | Yes |
| Flashlight | — | Yes |
| Emergency / SOS alarm | — | Yes |
| Key lock | Yes | Yes |
| Roger beep | — | Yes |
| Monitor button | — | Yes |
| Connectivity | ||
| Headset / earpiece jack | Yes | — |
| Connectors | USB-C, Kopfhörer | micro USB |
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