Icom
Icom M73 Submersible Handheld VHF Marine Radio
Best handheld radio for boaters needing reliable, long-range marine communication.
The Icom M73 is a slim, stylish, and powerful handheld VHF marine radio designed for reliable communication on the water. It features a rugged, ergonomic design for comfortable handling and boasts a robust IPX8 waterproof rating, capable of submersion. With 6 watts of output power, it ensures extended communication range. The high-capacity lithium-ion battery provides up to 16 hours of use, while the loud speaker delivers clear audio output. Favorite channel and tag functions allow for quick access to frequently used channels, keeping you connected.
$229.95
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Owner Satisfaction
4.7
/ 5
Category Rank
2
/ 178
#2 in Marine Radios
Price vs Category Average
-54%
Below average
Dimensions
2.074.921.18
/ "W x "H x "D
Who it's for
- Boaters working in rough or deep water conditions
- Captains needing maximum range for critical communications
- Users operating in high-noise environments like busy cockpits
Who should skip it
- Safety-conscious sailors requiring automated distress signaling
- Budget-minded owners wanting affordable, universal battery options
- Minimalists preferring the lightest, most compact handheld gear
Performance breakdown
Transmission Range
Six watts of power ensures reliable reach across open water.
Durability
IPX8 rating provides industry-leading protection against deep water submersion.
Battery Longevity
Sixteen hours of runtime easily covers a full day on deck.
Audio Clarity
High-output speaker cuts through wind and engine noise with ease.
Ergonomics
Slim profile fits naturally in the hand for comfortable all-day operation.
Water Drainage
Aquaquake technology clears speaker water instantly for immediate audio recovery.
Key Specs
Dimensions
2.07"W x 4.92"H x 1.18"D
Waterproof Rating
IPX8 Submersible Plus
Output Power
6W RF
Audio Output
700mW
Battery Type
Lithium-ion
Battery Life
16 hours
Warranty
Three Year
Display Type
LCD
Features
- Slim and stylish ergonomic design
- IPX8 Submersible Plus waterproof rating
- 6W RF output power for extended range
- High capacity lithium-ion battery
- Loud, crisp, and clear audio output
- Favorite channel and tag functions
- Aquaquake water drain feature
What customers say
The Icom M73 is highly regarded for its uncompromising reliability and superior audio quality, making it a benchmark for marine VHF radios. Users consistently praise the loud, clear speaker, which performs exceptionally well even in noisy, windy conditions. Its confirmed IPX8 submersible durability provides significant peace of mind, especially with the AquaQuake feature restoring sound quickly after water exposure. While the initial cost is premium, the overwhelming sentiment views the M73 as essential, high value safety equipment. Its dependable 6W transmission and long battery life solidify user trust, making it the preferred choice for serious boaters prioritizing dependable communication.
Know before you buy
The IPX8 rating means the radio is designed to withstand continuous submersion in water. It is built to survive being dropped overboard or exposed to heavy spray, making it highly reliable for marine environments.
The high-capacity lithium-ion battery provides up to 16 hours of operation. This is generally sufficient for a full day of boating, though actual battery life may vary based on your transmission frequency.
Yes, the M73 features a 700mW speaker designed specifically for high-output, clear audio. It is engineered to cut through ambient noise, ensuring you can hear communications even in challenging conditions.
AquaQuake is a drainage function that uses low-frequency sound vibrations to clear water away from the speaker grill. This ensures that the audio remains crisp and clear even after the device has been submerged.
Yes, the radio includes favorite channel and tag functions. These allow you to program your most frequently used channels for instant access, saving you from scrolling through the entire list.
The 6W output is the maximum power allowed for handheld VHF radios, providing the best possible range for a portable device. It offers a noticeable boost in signal clarity and distance compared to lower-wattage models.
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