Best Garmin Marine Electronics of 2026

Luke Dobson Avatar
Luke Dobson
Last Updated: 9 Feb 2026

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Garmin offers a range of marine electronics that are designed to enhance your boating experience. Their products include GPS navigation systems, fishfinders, chartplotters, and radar systems. These high-quality devices are known for their accuracy, durability, and ease of use. Whether you're navigating through unfamiliar waters or trying to locate the best fishing spots, Garmin's marine electronics can provide you with the information you need. With their advanced features and reliable performance, Garmin products are recommended for any avid boater or fisherman.

At a Glance: Our Top Picks

Garmin 86i Portable Marine GPS with Satellite Communication Cover #TOP 1
Garmin 86i Portable Marine GPS with Satellite Communication
ftb score rating icon 9.8
Garmin GPSMAP 79s Marine Handheld GPS Cover #TOP 2
Garmin GPSMAP 79s Marine Handheld GPS
ftb score rating icon 9.7
Garmin GPSMAP 86i Marine Handheld GPS Cover #TOP 3
Garmin GPSMAP 86i Marine Handheld GPS
ftb score rating icon 9.5

Top 6 Garmin Marine Electronics

#TOP 1

Garmin 86i Portable Marine GPS with Satellite Communication

010-02236-01
Black, Orange
Garmin 86i Portable Marine GPS with Satellite Communication Cover
Garmin 86i Portable Marine GPS with Satellite Communication Capabilities inReach

The Garmin 86i GPS is designed for marine enthusiasts, offering a water-resistant, floating design that ensures usability on the water. Its 3-inch sunlight-readable display makes navigation easy, even in bright conditions. You can stay connected through the inReach satellite communication, allowing for two-way text messaging via the global Iridium network. This feature provides peace of mind, enabling you to call for help in emergencies. Additionally, it works as a remote control for your Garmin autopilot and compatible marine products, enhancing your boating experience.

What We Like
Water-resistant and floating design
Sunlight-readable display
Global satellite communication
Remote control for autopilot
#TOP 2

Garmin GPSMAP 79s Marine Handheld GPS

010-02635-00
White
No Size
Garmin GPSMAP 79s Marine Handheld GPS Cover
Garmin GPSMAP 79s, Marine GPS Handheld with Worldwide Basemap, Rugged Design and Floats in Water

The Garmin GPSMAP 79s is a rugged handheld GPS designed for marine use. Its floating, water-resistant design ensures it can withstand harsh conditions while providing reliable navigation. The high-resolution colour display, coupled with scratch-resistant and fogproof glass, allows for clear visibility in various environments. With increased memory, you can save and track up to 10,000 waypoints and 250 routes, making it perfect for adventurous users who love exploring new locations.

What We Like
Rugged and water-resistant design
High-resolution colour display
Large memory for waypoints and routes
Supports multiple satellite constellations
#TOP 3

Garmin GPSMAP 86i Marine Handheld GPS

GPSMAP 86i
Black
Garmin GPSMAP 86i Marine Handheld GPS Cover
Garmin GPSMAP 86i Marine Handheld GPS With inReach SOS Capabilities

The Garmin GPSMAP 86i is designed for ease of use on the water with its water-resistant and floating design. Its sunlight-readable 3" display and button operation make it simple to navigate, even in bright conditions. You can stream boat data from compatible chart plotters, ensuring all your marine information is conveniently consolidated. Additionally, the inReach satellite communication feature allows you to stay connected through two-way text messaging, giving you peace of mind during your adventures.

What We Like
Water-resistant and floating design
Sunlight-readable display
Boat data streaming
Two-way text messaging
#TOP 4

Garmin GPSMAP 79sc Marine Handheld GPS

010-02635-02
Black
No Size
Garmin GPSMAP 79sc Marine Handheld GPS Cover
Garmin GPSMAP 79sc, Marine GPS Handheld Preloaded With BlueChart g3 Coastal Charts, Rugged Design and Floats in Water

The Garmin GPSMAP 79sc is an advanced marine handheld GPS designed for ease of use on the water. It features increased memory that allows you to save and track up to 10,000 waypoints, making navigation effortless. With 250 preloaded routes, you can easily explore new areas without losing your way. Additionally, it comes with BlueChart g3 coastal charts, providing detailed information about coastal regions. The rugged design ensures durability, and it even floats in water, so you won’t have to worry if it accidentally slips from your grasp.

What We Like
Tracks 10,000 waypoints
250 preloaded routes
Detailed BlueChart g3 included
Rugged and durable design
Floats in water
#TOP 5

Garmin GMS10 Marine Ethernet Switch

010-00351-00
black
One Size
Garmin GMS10 Marine Ethernet Switch Cover
GMS10, Ethernet Switch

The Garmin GMS10 Switch is designed specifically for marine environments, ensuring reliable connectivity for your network. Its plug and play connection allows you to set up your system quickly and easily, saving you time on installation. With waterproof connections, you can be confident that your device will withstand the harsh conditions often encountered at sea. This makes the GMS10 an ideal choice for boat owners looking to enhance their marine electronics without hassle.

What We Like
Marine-specific design
Easy installation
Waterproof connections
Reliable connectivity
#TOP 6

Garmin Fusion MS-NRX300 Marine Wired Remote

010-01628-02
Black
Garmin Fusion MS-NRX300 Marine Wired Remote Cover
Garmin Fusion MS-NRX300, Black Marine Wired Remote with Connectivity to The NMEA 2000® Network

The Garmin MS-NRX300 Remote is an essential addition to your marine electronics setup. With its Multi-Zone Technology, you can control different audio zones independently, enhancing your listening experience on the water. The optically bonded 2.6” LCD display ensures clear visibility, even in bright sunlight, making it easy to navigate your settings. Being NMEA 2000 certified means it seamlessly integrates with other marine devices, providing you with a more cohesive system. Its IPx7 waterproof rating guarantees durability, allowing you to use it in wet conditions without worry.

What We Like
Multi-Zone Technology for audio control
Clear 2.6” LCD display
NMEA 2000 integration
Waterproof for marine use
Buying Guide Image
Editor's Notes

During our Garmin marine electronic research, we found 292 Garmin marine electronic products and shortlisted 6 quality products. We collected and analyzed 4,600 customer reviews through our big data system to write the Garmin marine electronics list. We found that most customers choose Garmin marine electronics with an average price of £393.61.

The Garmin marine electronics are available for purchase. The top 6 picks range in price from a low of £199.00 to a high of £522.00, find the one that fits your budget.

Written by
Luke Dobson Avatar

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.