Best Portable GPS for Boat in 2025
Updated on July 2025
#1
Recommended
10% Off
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- Reliable handheld GPS for confident navigation
- 2.2" color display offers clear visibility in sunlight
- Comes preloaded with Topo Active maps for cycling and hiking
- Supports GPS and GLONASS for better tracking in challenging conditions
- 8 GB internal memory with micro SD card slot; up to 25 hours battery life in GPS mode with 2 AA batteries
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- Reliable handheld GPS for confident navigation
- 2.2" color display offers clear visibility in sunlight
- Comes preloaded with Topo Active maps for cycling and hiking
- Supports GPS and GLONASS for better tracking in challenging conditions
- 8 GB internal memory with micro SD card slot; up to 25 hours battery life in GPS mode with 2 AA batteries
#2
Value for Money
11% Off
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- Equipped with a dual-beam transducer and Garmin Chirp sonar technology for enhanced image clarity and target separation.
- Features Garmin Quickdraw Contours mapping software for creating and storing detailed maps with 1’ contours over 2 million acres.
- Built-in GPS functionality allows for waypoint marking, route creation, and speed monitoring.
- Displays information on a bright, 4.3” screen that is easy to read in direct sunlight, complemented by a user-friendly interface.
- Constructed for durability in various fishing conditions, supporting multiple frequencies (50/77/83/200 kHz) with a transmit power of 200 W (RMS).
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- Equipped with a dual-beam transducer and Garmin Chirp sonar technology for enhanced image clarity and target separation.
- Features Garmin Quickdraw Contours mapping software for creating and storing detailed maps with 1’ contours over 2 million acres.
- Built-in GPS functionality allows for waypoint marking, route creation, and speed monitoring.
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#3
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- Wirelessly connects to various mobile devices, including iPads, iPhones, and Bluetooth-enabled laptops for accurate positioning.
- Utilizes both GPS and GLONASS satellite systems to deliver reliable location data via Bluetooth technology.
- Offers up to 13 hours of battery life, making it ideal for extended trips and outdoor activities.
- Designed for use in aviation, marine navigation, hiking, cycling, and automotive applications.
- Can be conveniently charged using the included USB cable or an optional vehicle power cable.
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- Wirelessly connects to various mobile devices, including iPads, iPhones, and Bluetooth-enabled laptops for accurate positioning.
- Utilizes both GPS and GLONASS satellite systems to deliver reliable location data via Bluetooth technology.
- Offers up to 13 hours of battery life, making it ideal for extended trips and outdoor activities.
- Designed for use in aviation, marine navigation, hiking, cycling, and automotive applications.
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#4
19% Off
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- High-frequency Clear Vu scanning sonar provides detailed, near-photographic images of underwater objects, structures, and fish.
- User-friendly keyed interface with dedicated buttons, offering easy installation and operation; available in display sizes of 3.5, 5, and 7 inches, with an IPX7 water rating.
- Waypoint map feature allows users to mark and navigate to specific underwater locations, with a maximum depth capability of 1,600 feet in freshwater and 750 feet in saltwater; draws 0.23 Ampere at 12 volts.
- Chirp sonar technology delivers a continuous sweep of frequencies for improved information resolution, producing clearer fish arches and better target separation.
- Includes a built-in flasher to view sonar data in a traditional format, suitable for ice fishing and vertical jigging; display dimensions are 1.9 x 2.9 inches (4.9 x 7.3 cm), with a diagonal size of 3.5 inches (8.7 cm).
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- High-frequency Clear Vu scanning sonar provides detailed, near-photographic images of underwater objects, structures, and fish.
- User-friendly keyed interface with dedicated buttons, offering easy installation and operation; available in display sizes of 3.5, 5, and 7 inches, with an IPX7 water rating.
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#5
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- High-frequency CLEARVÜ scanning sonar provides detailed images of underwater structures and fish.
- User-friendly keyed interface with dedicated buttons for easy installation and operation; available in 3.5-, 5-, and 7-inch sizes; water resistant (IPX7).
- Waypoint map functionality for easy navigation to specific locations like brush piles and docks.
- CHIRP sonar technology delivers a continuous frequency sweep, enhancing fish detection and target separation.
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- High-frequency CLEARVÜ scanning sonar provides detailed images of underwater structures and fish.
- User-friendly keyed interface with dedicated buttons for easy installation and operation; available in 3.5-, 5-, and 7-inch sizes; water resistant (IPX7).
- Waypoint map functionality for easy navigation to specific locations like brush piles and docks.
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#6
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- Includes transducer for Garmin CHIRP traditional and clearer scanning sonar
- Features Garmin Quickdraw Contours mapping software for creating and storing maps with 1’ contours over 2 million acres
- Built-in GPS for waypoint marking, route creation, and speed display
- 5” sunlight-readable display with user-friendly interface
- Durable design suitable for various fishing environments
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- Includes transducer for Garmin CHIRP traditional and clearer scanning sonar
- Features Garmin Quickdraw Contours mapping software for creating and storing maps with 1’ contours over 2 million acres
- Built-in GPS for waypoint marking, route creation, and speed display
- 5” sunlight-readable display with user-friendly interface
- Durable design suitable for various fishing environments
#7
34% Off
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- High-resolution 5” glass touchscreen display for easy route viewing
- Alerts for school zones, speed changes, and sharp curves enhance situational awareness
- Access to food, fuel, and rest areas along active routes
- Tripadvisor ratings for top restaurants, hotels, and attractions
- National parks directory aids navigation to entrances and landmarks
- Spoken turn-by-turn directions with Garmin Real Directions guidance
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- High-resolution 5” glass touchscreen display for easy route viewing
- Alerts for school zones, speed changes, and sharp curves enhance situational awareness
- Access to food, fuel, and rest areas along active routes
- Tripadvisor ratings for top restaurants, hotels, and attractions
- National parks directory aids navigation to entrances and landmarks
- Spoken turn-by-turn directions with Garmin Real Directions guidance
#8
20% Off
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- Simple keyed interface with dedicated buttons for user-friendly operation and installation
- Waypoint map for easy viewing, marking, and navigation to specific locations like brush piles and docks
- Chirp sonar for enhanced frequency range and improved target separation, producing clearer fish arches
- Classic flasher format to display sonar data, suitable for ice fishing and vertical jigging
- Includes a kayak in-hull transducer mount for optimal kayak fishing, with 200 W transmit power and maximum depths of 1,600 ft in freshwater and 750 ft in saltwater
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- Simple keyed interface with dedicated buttons for user-friendly operation and installation
- Waypoint map for easy viewing, marking, and navigation to specific locations like brush piles and docks
- Chirp sonar for enhanced frequency range and improved target separation, producing clearer fish arches
- Classic flasher format to display sonar data, suitable for ice fishing and vertical jigging
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#9
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- User-friendly 7” color fishfinder with vivid scanning sonar palettes for easy fish and structure identification
- Equipped with GT20 transducer for Garmin CHIRP traditional and ClearVü scanning sonar
- High-sensitivity GPS for waypoint marking, route creation, and speed monitoring
- Features built-in Quickdraw Contours mapping
- Wi-Fi connectivity for active integration with the ActiveCaptain app, enabling waypoint transfers and smart notifications
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- User-friendly 7” color fishfinder with vivid scanning sonar palettes for easy fish and structure identification
- Equipped with GT20 transducer for Garmin CHIRP traditional and ClearVü scanning sonar
- High-sensitivity GPS for waypoint marking, route creation, and speed monitoring
- Features built-in Quickdraw Contours mapping
- Wi-Fi connectivity for active integration with the ActiveCaptain app, enabling waypoint transfers and smart notifications
#10
7% Off
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- 5” color fishfinder with vivid scanning sonar color palettes for clear distinction of fish and structures
- Compatible with Garmin CHIRP traditional sonar and CHIRP ClearVü scanning sonar (transducer needed)
- High-accuracy GPS for waypoint marking, route creation, and boat speed monitoring
- Built-in Quickdraw Contours mapping feature
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- 5” color fishfinder with vivid scanning sonar color palettes for clear distinction of fish and structures
- Compatible with Garmin CHIRP traditional sonar and CHIRP ClearVü scanning sonar (transducer needed)
- High-accuracy GPS for waypoint marking, route creation, and boat speed monitoring
- Built-in Quickdraw Contours mapping feature
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