Why is DB40-D better than D57?
DB40-D has no measurable advantages in this pair.
Why is D57 better than DB40-D?
D57 has no measurable advantages in this pair.
Specifications
Side by side
| Radio & range | ||
| Radio standards | VHF, UHF, DMR | VHF, UHF, DMR |
| Licence | Amateur licence | Amateur licence |
| Digital mode (DMR / dPMR) | Yes | Yes |
| Dual band (VHF + UHF) | Yes | Yes |
| Frequency ranges | 136–174 MHz, 400–480 MHz | 136–174 MHz, 450–520 MHz, 350–400 MHz, 400–470 MHz |
| Transmit power | 40 W | — |
| Channels | 4,000 | — |
| CTCSS / DCS sub-tones | Yes | — |
| Power & battery | ||
| USB-C charging | Yes | — |
| Design & durability | ||
| Weight | 907 g | — |
| Width | 137 mm | — |
| Height | 160 mm | — |
| Depth | 41 mm | — |
| Display | Colour display | Colour display |
| Features | ||
| VOX (hands-free) | Yes | — |
| Channel scan | Yes | — |
| Dual watch | Yes | — |
| Emergency / SOS alarm | Yes | — |
| GPS | Yes | Yes |
| PC programmable | Yes | — |
| Connectivity | ||
| Bluetooth | Yes | — |
