If you are looking for the best marine GPS navigation system without breaking the bank, then you are in the right place. In this article, we will dive deep into the world of Marine GPS systems and review the top five devices under $300. Well discuss their features, pros and cons, and help you to make an informed decision. By the end of this article, youll be sure to have the best marine GPS system at the right price.

Best Marine Gps Under 300

Rank Product Name Score
1
Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01)
Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01)
9. 7
2
Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter
Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter
9. 5
3
Cobra MR F77B GPS Fixed Mount VHF Marine Radio  25 Watt VHF, Built-In GPS Receiver, Submersible, LCD Display, Noise Cancelling Mic, NOAA Weather, Signal Strength Meter, Scan Channels, Black
Cobra MR F77B GPS Fixed Mount VHF Marine Radio 25 Watt VHF, Built-In GPS Receiver, Submersible, LCD Display, Noise Cancelling Mic, NOAA Weather, Signal Strength Meter, Scan Channels, Black
9. 1
4
Garmin 010-01550-00 Striker 4 with Transducer, 3.5
Garmin 010-01550-00 Striker 4 with Transducer, 3.5″ GPS Fishfinder with Chirp Traditional Transducer
8. 8
5
Nautilus LifeLine Marine GPS and Silicone Pouch w/ free Coil Lanyard (Orange)
Nautilus LifeLine Marine GPS and Silicone Pouch w/ free Coil Lanyard (Orange)
8. 6
6
Garmin Striker Plus 4 with Dual-Beam transducer, 010-01870-00
Garmin Striker Plus 4 with Dual-Beam transducer, 010-01870-00
8. 2
7
ICOM M330G 41 Icom VHF, Basic, Compact, with GPS, White
ICOM M330G 41 Icom VHF, Basic, Compact, with GPS, White
8. 0
8
Garmin Striker Plus 4 with Dual-Beam transducer and Protective Cover, 4 inch Screen 010-01870-00
Garmin Striker Plus 4 with Dual-Beam transducer and Protective Cover, 4 inch Screen 010-01870-00
7 .7
9
Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01) (Renewed)
Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01) (Renewed)
7. 4
10
STANDARD HORIZON GX1800GB Black 25W VHF/GPS/Second Station Explorer Series
STANDARD HORIZON GX1800GB Black 25W VHF/GPS/Second Station Explorer Series
7. 2

1. Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01)

Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01)

9.7/10 our score

I recently bought a Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01), and I am so glad I did! The unit is easy to use, with a bright and clear screen for navigating on the water. The World Wide Chartplotter is great for planning trips and keeping track of your location. It also has an alarm feature that will alert you when you are near shallow waters or other areas that may pose a hazard. The unit is waterproof and can easily be mounted to your boat. In addition, the GPSMAP 78S comes with an optional BlueChart g2 Vision card, which provides detailed chart data and high-resolution satellite imagery. Overall, I am very pleased with my purchase and would highly recommend this unit to anyone looking for a reliable and advanced marine navigation system.

  • Full-featured marine-specific handheld GPS navigator
  • Detailed marine charts for the coastal U.S. and Great Lakes (U.S. Waters) preloaded
  • Bright 2.6-inch sunlight-readable color screen for easy viewing
  • High-sensitivity GPS receiver with HotFix for improved performance and reception in heavy tree cover or deep canyons
  • Floats in water and is IPX7 waterproof (1 meter for up to 30 minutes)
  • Supports BirdsEye Satellite Imagery subscription and other premium mapping options
  • 3-axis compass and barometric altimeter
  • Supports geocaching GPX files for downloading geocaches and details straight to the device
  • Share wirelessly with other compatible devices
  • Routable basemap and tracks and routes for marine navigation
  • 200+ map data fields for detailed navigation information

2. Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter

Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter

9.5/10 our score

I recently purchased a Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter, and so far I am very satisfied with it. The unit is easy to set up and use, and has features that are great for both recreational boating and fishing. The display is bright and clear, and I’m able to easily see the map and other information. The unit is also waterproof so I don’t have to worry about it getting wet. The navigation features are easy to use and provide accurate location information. The chartplotter is great for tracking routes, marking waypoints, and finding fish. Overall, I’m very pleased with my purchase and would highly recommend the Garmin GPSMAP 78sc Waterproof Marine GPS and Chartplotter to anyone looking for a reliable and accurate GPS chartplotter.
format:

  • High-sensitivity, WAAS-enabled GPS receiver with HotFix® and GLONASS support to locate your position quickly and precisely
  • 2.6-inch sunlight-readable color screen display with 160 x 240-pixel resolution
  • 3-axis compass with barometric altimeter
  • Preloaded with Garmin BlueChart® g2 U.S. coastal charts with shaded depth contours and spot soundings
  • Built-in microSD card slot for optional mapping
  • IPX7 water rating (submersible up to 1 meter for 30 minutes)
  • Supports geocaching GPX files for downloading geocaches and details straight to your unit
  • Rugged, waterproof design floats in water
  • Accepts Garmin BlueChart® g2 Vision cards for added features

3. Cobra MR F77B GPS Fixed Mount VHF Marine Radio 25 Watt VHF, Built-In GPS Receiver, Submersible, LCD Display, Noise Cancelling Mic, NOAA Weather, Signal Strength Meter, Scan Channels, Black

Cobra MR F77B GPS Fixed Mount VHF Marine Radio  25 Watt VHF, Built-In GPS Receiver, Submersible, LCD Display, Noise Cancelling Mic, NOAA Weather, Signal Strength Meter, Scan Channels, Black

9.1/10 our score

I recently purchased the Cobra MR F77B GPS Fixed Mount VHF Marine Radio and I am really impressed with its performance. It has a 25 watt VHF, built-in GPS receiver, submersible casing, LCD display, noise cancelling microphone, NOAA weather, signal strength meter, and the ability to scan channels. I love how this radio is so versatile, perfect for any marine activity. I’m especially impressed with the noise cancelling microphone, which makes it easier to communicate clearly in any weather condition. The built-in GPS receiver is also super helpful for navigating and providing a reliable navigation system. The LCD display is bright and easy to read, and the signal strength meter provides accurate readings. The durability of this radio is top-notch, it’s submersible and can handle any kind of weather condition. Overall I think this is an excellent VHF marine radio, I’m very happy with my purchase. Highly recommended!

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25 Watt VHF: Ideal for short and long range communications, the Cobra MR F77B GPS Fixed Mount VHF Marine Radio features a 25 Watt VHF power output.

Built-In GPS Receiver: This radio is equipped with a built-in GPS receiver, making it easy to get your location, waypoints, and more.

Submersible: This radio is designed to be submersible, so it is perfect for use in all kinds of weather conditions.

LCD Display: The LCD display allows you to easily see important information like channel, frequency, and signal strength.

Noise Cancelling Mic: The noise cancelling microphone ensures that your voice is heard clearly and accurately.

NOAA Weather: This radio includes access to NOAA Weather broadcasts, so you can stay informed of conditions on the water.

Signal Strength Meter: The built-in signal strength meter helps you determine the best locations for transmitting and receiving.

Scan Channels: The radio has the ability to scan all channels, making it easy to find the one you need.

Black: This radio is available in a sleek black finish.

4. Garmin 010-01550-00 Striker 4 with Transducer, 3.5″ GPS Fishfinder with Chirp Traditional Transducer

Garmin 010-01550-00 Striker 4 with Transducer, 3.5

8.8/10 our score

I recently purchased the Garmin 010-01550-00 Striker 4 with Transducer, 3.5″ GPS Fishfinder with Chirp Traditional Transducer and I am absolutely delighted with it. This fishfinder is incredibly easy to set up and use. It is intuitive and the display is clear and easy to read. The CHIRP Transducer is extremely accurate and gives me a better picture of the underwater environment. It also has a built-in GPS that helps me keep track of my fishing locations. Overall, I’m extremely pleased with this fishfinder and I would highly recommend it to anyone looking for a reliable and accurate fishfinder. It has definitely made my fishing experience much more enjoyable.

  • 3.5″ sunlight-readable color display
  • CHIRP Traditional transducer for crisp, clear underwater images
  • Built-in GPS to mark and revisit waypoints
  • CHIRP ClearVü scanning sonar to see fish and structure with even better clarity
  • Waypoint map to easily view, mark, and navigate to locations
  • Quick-release mount for fast and easy detachment
  • Micro SD card slot for software updates and saving waypoints
  • Routes feature to create and save up to 100 routes

5. Nautilus LifeLine Marine GPS and Silicone Pouch w/ free Coil Lanyard (Orange)

Nautilus LifeLine Marine GPS and Silicone Pouch w/ free Coil Lanyard (Orange)

8.6/10 our score

I recently purchased the Nautilus LifeLine Marine GPS and Silicone Pouch w/ free Coil Lanyard (Orange) and I am absolutely in love with this product. I was looking for an affordable GPS system that would be reliable and this one exceeded my expectations. The pouch is made of high-quality silicone and is waterproof and shock resistant. The GPS itself is easy to use and is loaded with features such as route recording and location tracking. The battery life is also really good so I don’t have to worry about charging it. The included coil lanyard is also a great addition and it makes it easy to carry it around. Overall, I am extremely satisfied with my purchase and would highly recommend this product to anyone looking for a reliable and affordable GPS system.

  • High quality marine GPS with built-in antenna
  • Comes with a silicone pouch for waterproof protection
  • Compact and lightweight design
  • Easy to use and reliable navigation
  • Free coil lanyard (orange) included

6. Garmin Striker Plus 4 with Dual-Beam transducer, 010-01870-00

Garmin Striker Plus 4 with Dual-Beam transducer, 010-01870-00

8.2/10 our score

The Garmin Striker Plus 4 with Dual-Beam transducer, 010-01870-00 is a great fishfinder for amateur and professional fishers alike. It offers a 4-inch color display with built-in mapping and integrated GPS, allowing you to easily locate and track your favourite fishing spots. The dual-beam transducer is capable of scanning to a depth of up to 2,300 ft, meaning you can locate fish with precision, no matter how deep they are. The Striker Plus 4 is also equipped with a CHIRP sonar technology, which gives even better clarity and separation. This makes it easier to identify fish, structure and bottom contours. Additionally, the device can be paired with a compatible smartphone, allowing you to download additional maps and software updates. Overall, the Garmin Striker Plus 4 is an excellent fishfinder that offers a great range of features at an affordable price.

  • Display: 3.5 sunlight-readable color display with intuitive user interface
  • Transducer: Dual-Beam transducer (77/200 kHz) with Garmin CHIRP traditional sonar plus CHIRP ClearVü scanning sonar
  • GPS: Built-in GPS receiver with Garmin Quickdraw Contours mapping software to quickly create personalized fishing maps on-screen with 1 contours
  • Waypoints: 5,000 waypoints and 100 routes
  • Sonar Features: A-Scope, Bottom Lock, Fish Symbols, Depth Alarm, and Water Temperature
  • Mounting: Integrated gimbal mount and trolling motor/transom mount
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7. ICOM M330G 41 Icom VHF, Basic, Compact, with GPS, White

ICOM M330G 41 Icom VHF, Basic, Compact, with GPS, White

8/10 our score

I recently purchased the ICOM M330G 41 Icom VHF, Basic, Compact, with GPS, White and it has been a great addition to my boat. It is a powerful and reliable model that is easy to use. The setup was simple and the unit has a clear and concise menu system. It comes with a GPS function which is very helpful for navigation and fishing. The range is good and the signal is strong. I also appreciate the compact design which makes it easy to store on the boat. Overall, I am very satisfied with this model and would highly recommend it to anyone looking for a reliable and dependable VHF.

  • VHF: The ICOM M330G 41 is a VHF radio, allowing for easy communication.
  • Basic: This ICOM M330G 41 is a basic radio with all the necessary features to communicate quickly and efficiently.
  • Compact: The ICOM M330G 41 is compact in design and easy to carry.
  • GPS: This radio features an integrated GPS system, allowing users to locate themselves and others with ease.
  • White: The ICOM M330G 41 is white in colour, making it easy to find and stand out.

8. Garmin Striker Plus 4 with Dual-Beam transducer and Protective Cover, 4 inch Screen 010-01870-00

Garmin Striker Plus 4 with Dual-Beam transducer and Protective Cover, 4 inch Screen 010-01870-00

7.7/10 our score

I recently purchased the Garmin Striker Plus 4 with Dual-Beam transducer and Protective Cover, 4 inch Screen 010-01870-00 and I’m really pleased with it. The 4-inch display is really bright and clear, making it easy to see what’s going on. The dual transducer is great for finding fish in shallow and deep waters and the protective cover is really useful to protect the unit from any damage. The unit comes with pre-installed maps and is easy to use, allowing me to quickly locate fish, find my way around and track my progress. Overall, I’m very happy with my purchase. Highly recommend it!

  • 4-inch GPS Fish Finder with Built-in, High-sensitivity GPS and CHIRP Traditional Sonar
  • Dual-Beam transducer with Garmin Chirp Traditional Sonar and ClearVu Scanning Sonar
  • Garmins Quickdraw Contours mapping software which instantly creates personalized fishing maps
  • Preloaded with worldwide basemap
  • Waypoint map feature allows you to mark and navigate to locations such as brush piles, stumps and docks
  • Built-in flasher for traditional fish finding technique
  • Protective Cover included
  • Compatible with Garmin Panoptix Sonar

9. Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01) (Renewed)

Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01) (Renewed)

7.4/10 our score

I recently purchased the Garmin GPSMAP 78S Marine GPS Navigator and World Wide Chartplotter (010-00864-01) (Renewed) and I am really impressed with it. The user interface is incredibly intuitive and easy to use and I have found that it provides accurate and detailed maps. I also appreciate the fact that it has a built-in altimeter, barometer and 3-axis compass. It also has an IPX7 waterproof rating which means it will work even in the rain and wet conditions. The battery life is also pretty impressive, lasting up to 20 hours on a single charge. All in all, this is a great GPS navigator with plenty of features and I would definitely recommend it.

  • High-sensitivity GPS receiver with HotFix satellite prediction and quadrifilar helicoidal antenna
  • 2.6-inch sunlight-readable color TFT LCD display
  • Worldwide basemap with shaded relief
  • 3-axis compass and barometric altimeter
  • microSD card slot for loading additional maps
  • IPX7 waterproof construction
  • Supports dual-fuel navigation using GPS plus GLONASS satellite systems
  • High-speed USB connection
  • Includes Garmin marine network support, NMEA 0183 support, and FUSION-Link entertainment system

10. STANDARD HORIZON GX1800GB Black 25W VHF/GPS/Second Station Explorer Series

STANDARD HORIZON GX1800GB Black 25W VHF/GPS/Second Station Explorer Series

7.2/10 our score

I recently purchased the Standard Horizon GX1800GB Black 25W VHF/