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Kydera CDM-550H vs President Washington 100W

What CDM-550H does better (1) and where Washington 100W wins (2) — every spec side by side.

Kydera CDM-550H
Kydera · 2023CDM-550H
1 advantage≈ £310
vs
President Washington 100W
President · 2026Washington 100W
8.9Score
2 advantages≈ £290
Higher score
9.4Range & power9.3
Dimensions

Size comparison

CDM-550HWashington 100W
140 × 17546170 × 25052
CDM-550HWashington 100WDifference
Height175 mm250 mm−75 mm
Width140 mm170 mm−30 mm
Depth46 mm52 mm−6 mm
Weight1,500 g1,400 g+100 g

Drawn to the same scale from the official dimensions (front and side).

Why is CDM-550H better than Washington 100W?

  1. DisplayColour display vs Backlit display

Why is Washington 100W better than CDM-550H?

  1. Transmit power40 W vs 100 W2.5×
  2. Weight1,500 g vs 1,400 g+7%
Specifications

Side by side

Radio & range
Radio standardsUHF, DMRAmateur
LicenceAmateur licenceAmateur licence
Digital mode (DMR / dPMR)Yes—
Frequency ranges400–480 MHz24.89 - 24.99 MHz; 28 - 29.7 MHz
Transmit power40 W100 W
Channels—80
Privacy codes (CTCSS / DCS)—104
CTCSS / DCS sub-tonesYesYes
Squelch—automatic, adjustable
Power & battery
Battery voltage—12 V
Power source—Mains / 12 V vehicle
USB-C charging—No
Design & durability
Weight1,500 g1,400 g
Width140 mm170 mm
Height175 mm250 mm
Depth46 mm52 mm
DisplayColour displayBacklit display
Colours—Black
Features
VOX (hands-free)—Yes
Channel scanYesYes
Dual watch—Yes
Emergency / SOS alarmYesYes
FM radioYes—
Key lock—Yes
Roger beep—Yes
Monitor buttonYes—
Noise reduction—Yes
Voice encryption / scramblerYes—
PC programmableYes—
Connectivity
Headset / earpiece jack—Yes
Connectors—USB-A, 3,5mm Klinke, 2,5mm Klinke, 6‑polige Mikrofonbuchse
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