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  3. Marine 3300M DSC vs GX1800GPS/E

Jopix Marine 3300M DSC vs Standard Horizon GX1800GPS/E

What Marine 3300M DSC does better (0) and where GX1800GPS/E wins (2) — every spec side by side.

Jopix Marine 3300M DSC
Jopix · 2026Marine 3300M DSC
7.4Score
0 advantages≈ £190
vs
Standard Horizon GX1800GPS/E
Standard Horizon · 2026GX1800GPS/E
9.2Score
2 advantages≈ £390
Higher score
3.8Ruggedness8.8
Dimensions

Size comparison

Marine 3300M DSCGX1800GPS/E
165 × 16378150 × 8582
Marine 3300M DSCGX1800GPS/EDifference
Height163 mm85 mm+78 mm
Width165 mm150 mm+15 mm
Depth78 mm82 mm−4 mm
Weight1,072 g940 g+132 g

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

Why is Marine 3300M DSC better than GX1800GPS/E?

Marine 3300M DSC has no measurable advantages in this pair.

Why is GX1800GPS/E better than Marine 3300M DSC?

  1. Water protection (IPx)IPx7 vs IPx8+14%
  2. Weight1,072 g vs 940 g+14%
Specifications

Side by side

Radio & range
Radio standardsAmateur VHF, Marine VHFAmateur VHF, Marine VHF
Frequency ranges156.025 - 163.275 MHz156.025 - 163.275 MHz
Transmit power25 W25 W
Channels56—
Squelchadjustableadjustable
Power & battery
Battery voltage13.8 V13.8 V
Power sourceMains / 12 V vehicleMains / 12 V vehicle
USB-C charging—No
Design & durability
Weight1,072 g940 g
Width165 mm150 mm
Height163 mm85 mm
Depth78 mm82 mm
Protection ratingIP67IPX8
Water protection (IPx)IPx7IPx8
DisplayBacklit displayBacklit display
ColoursBlackBlack
Features
Channel scanYesYes
Dual watchYesYes
Emergency / SOS alarm—Yes
Key lock—Yes
GPS—Yes
PC programmable—Yes
Connectivity
Headset / earpiece jackYesYes
Connectors—8‑polige Mikrofonbuchse
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