Dimensions
Size comparison
DB40-DRT-4D
| DB40-D | RT-4D | Difference | |
|---|---|---|---|
| Height | 160 mm | 61 mm | +99 mm |
| Width | 137 mm | 112 mm | +25 mm |
| Depth | 41 mm | 38 mm | +3 mm |
| Weight | 907 g | 198 g | +709 g |
Drawn to the same scale from the official dimensions (front and side).
Why is DB40-D better than RT-4D?
- Transmit power40 W vs 5 W8×
- Channels4,000 vs 1,0243.9×
- DisplayColour display vs Monochrome display
Why is RT-4D better than DB40-D?
- Weight907 g vs 198 g4.6×
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 | 108–136 MHz, 136–520 MHz, 136–174 MHz, 400–470 MHz |
| Transmit power | 40 W | 5 W |
| Channels | 4,000 | 1,024 |
| CTCSS / DCS sub-tones | Yes | — |
| Squelch | — | adjustable |
| Power & battery | ||
| Battery capacity | — | 3,500 mAh |
| Battery voltage | — | 7.4 V |
| Power source | — | Rechargeable pack |
| USB-C charging | Yes | Yes |
| Battery level indicator | — | Yes |
| Design & durability | ||
| Weight | 907 g | 198 g |
| Width | 137 mm | 112 mm |
| Height | 160 mm | 61 mm |
| Depth | 41 mm | 38 mm |
| Water protection (IPx) | — | IPx7 |
| Display | Colour display | Monochrome display |
| Colours | — | Black |
| Features | ||
| VOX (hands-free) | Yes | — |
| Channel scan | Yes | — |
| Dual watch | Yes | — |
| Emergency / SOS alarm | Yes | — |
| Weather channels / alerts | — | Yes |
| FM radio | — | Yes |
| Key lock | — | Yes |
| Voice encryption / scrambler | — | Yes |
| GPS | Yes | — |
| PC programmable | Yes | Yes |
| Connectivity | ||
| Headset / earpiece jack | — | Yes |
| Connectors | — | USB-C, 3,5mm Klinke |
| Bluetooth | Yes | — |
| Radios in the base pack | — | 1 |
