vs
7.9Range & power4.2
Why is Tectalk Worker 3 better than SM 660?
- Maximum range (claimed)10 km vs 8 km+25%
- Channels16 vs 82×
Why is SM 660 better than Tectalk Worker 3?
SM 660 has no measurable advantages in this pair.
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 | 8 |
| Maximum range (claimed) | 10 km | 8 km |
| Privacy codes (CTCSS / DCS) | 255 | — |
| CTCSS / DCS sub-tones | Yes | — |
| Power & battery | ||
| Battery capacity | 2,000 mAh | — |
| Power source | Rechargeable pack | — |
| USB-C charging | Yes | — |
| Battery level indicator | Yes | — |
| Design & durability | ||
| Weight | 174 g | — |
| Width | 110 mm | — |
| Height | 55 mm | — |
| Depth | 38 mm | — |
| Water protection (IPx) | IPx4 | — |
| Shockproof | Yes | — |
| Display | No display | — |
| Colours | Black | White |
| Features | ||
| VOX (hands-free) | Yes | Yes |
| Channel scan | Yes | — |
| PC programmable | Yes | — |
| Connectivity | ||
| Headset / earpiece jack | Yes | — |
| Connectors | USB-C, 2,5 und 3,5 mm | — |
| Radios in the base pack | — | 3 |
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