Dimensions
Size comparison
CT590SRB658
| CT590S | RB658 | Difference | |
|---|---|---|---|
| Height | 58 mm | 56 mm | +2 mm |
| Width | 100 mm | 115 mm | −15 mm |
| Depth | 33 mm | 27 mm | +6 mm |
| Weight | 203 g | 185 g | +18 g |
Drawn to the same scale from the official dimensions (front and side).
Why is CT590S better than RB658?
- Transmit power5 W vs 2 W2.5×
Why is RB658 better than CT590S?
- USB-C chargingNo · CT590S: Yes
- Battery capacity1,500 mAh vs 1,800 mAh+20%
- Weight203 g vs 185 g+10%
Specifications
Side by side
| Radio & range | ||
| Radio standards | Amateur VHF, Amateur UHF | Amateur UHF |
| Licence | Amateur licence | Amateur licence |
| Dual band (VHF + UHF) | Yes | Yes |
| Frequency ranges | 430 - 440 MHz; 144 - 146 MHz | 440 - 470 MHz |
| Transmit power | 5 W | 2 W |
| Channels | 128 | — |
| Privacy codes (CTCSS / DCS) | 258 | — |
| CTCSS / DCS sub-tones | Yes | — |
| Squelch | adjustable | — |
| Power & battery | ||
| Battery capacity | 1,500 mAh | 1,800 mAh |
| Battery voltage | 7.4 V | 3.7 V |
| Power source | Rechargeable pack | Rechargeable pack |
| USB-C charging | No | Yes |
| Battery level indicator | Yes | Yes |
| Design & durability | ||
| Weight | 203 g | 185 g |
| Width | 100 mm | 115 mm |
| Height | 58 mm | 56 mm |
| Depth | 33 mm | 27 mm |
| Protection rating | — | IP54 |
| Water protection (IPx) | — | IPx4 |
| Display | Backlit display | Backlit display |
| Colours | Black | Black |
| Features | ||
| VOX (hands-free) | Yes | Yes |
| VOX sensitivity levels | — | 9 |
| Channel scan | Yes | — |
| Dual watch | Yes | — |
| Flashlight | Yes | — |
| Emergency / SOS alarm | Yes | Yes |
| FM radio | Yes | — |
| Key lock | Yes | Yes |
| Monitor button | Yes | — |
| PC programmable | Yes | Yes |
| Connectivity | ||
| Headset / earpiece jack | Yes | Yes |
| Connectors | 2,5 und 3,5 mm | USB-C, 2,5 und 3,5 mm |
| Bluetooth | — | Yes |
| Radios in the base pack | 1 | — |
