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  3. IC-M510BB vs RTM 100

Icom IC-M510BB vs Stabo RTM 100

What IC-M510BB does better (1) and where RTM 100 wins (1) — every spec side by side.

Icom IC-M510BB
Icom · 2026IC-M510BB
5.8Score
1 advantage
Higher score
vs
Stabo RTM 100
Stabo · 2025RTM 100
3.8Score
1 advantage≈ £75
4.2Ruggedness8.2
Dimensions

Size comparison

IC-M510BBRTM 100
216 × 7911363 × 11935
IC-M510BBRTM 100Difference
Height79 mm119 mm−40 mm
Width216 mm63 mm+153 mm
Depth113 mm35 mm+78 mm
Weight890 g136 g+754 g

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

Why is IC-M510BB better than RTM 100?

  1. Transmit power25 W vs 3 W8.3×

Why is RTM 100 better than IC-M510BB?

  1. Weight890 g vs 136 g6.5×
Specifications

Side by side

Stabo RTM 100Stabo RTM 100≈ £753.8
Radio & range
Radio standardsAmateur VHF, Marine VHFAmateur VHF, Marine VHF
Frequency ranges156.025 - 162 MHz156 - 163.425 MHz
Transmit power25 W3 W
Squelchadjustableadjustable
Power & battery
Battery capacity—850 mAh
Battery voltage12 V6 V
Power sourceMains / 12 V vehicleAA / AAA batteries
USB-C chargingNo—
Battery level indicator—Yes
Design & durability
Weight890 g136 g
Width216 mm63 mm
Height79 mm119 mm
Depth113 mm35 mm
Protection ratingIPX7IPX7
Water protection (IPx)IPx7IPx7
DisplayBacklit displayBacklit display
ColoursBlackBlack
Features
Channel scanYesYes
Dual watchYesYes
Emergency / SOS alarmYesYes
Key lock—Yes
Monitor button—Yes
GPSYes—
PC programmableYes—
Connectivity
Headset / earpiece jackYes—
Connectors8‑polige Mikrofonbuchse—
Radios in the base pack—1
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