We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

10 Best Fish Finder For Pontoon Boat 2025 in the United States

#1

Winner

10.0 score

Lowrance Eagle Eye 9” Live Sonar with C-MAP Discover OnBoard

The Lowrance Eagle Eye 9" Live Sonar is a robust and versatile tool designed to enhance your fishing experience on a pontoon boat. One of the standout features is its ability to offer four sonar views from a single transducer without needing additional modules. This includes Live Forward and Live Down views, which can significantly improve your ability to locate fish. The autotuning capability is user-friendly, allowing for focused imaging that adjusts automatically to provide optimal clarity, making it easier for both seasoned anglers and novices alike.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Display Size and Resolution
This unit is amazing; the screen is clear enough to see even small fish swimming.
Sonar Type
While the down live view isn't as impressive, the forward live view is quite good.
GPS and Mapping
Good mapping with the upgraded C-MAP card enhances the overall experience.
#2
10.0 score

Garmin 010-01550-00 Striker 4 with Transducer, 3.5" GPS Fishfinder with Chirp

The Garmin 010-01550-00 Striker 4 is a compact and user-friendly fish finder designed for pontoon boats. It features a 3.5-inch display with a resolution of 480 x 320 pixels, providing clear and detailed images of what’s beneath your boat. The Chirp Sonar technology enhances target separation and provides crisp fish arches, making it easier to identify fish and underwater structures. The Clear Vu scanning sonar offers near-photographic images, giving you a comprehensive view of the water around your boat.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Display Size and Resolution
The screen is easily visible in full sunlight with sunglasses on.
Sonar Type
Shows 'fish arcs' and blobs of baitfish, and the shape and contour of the bottom.
GPS and Mapping
The GPS, speed, and water temperature features are really useful.
Power and Frequency
The device worked all day with the trolling motor pulling on the same battery.
#3
9.8 score

Garmin 010-02550-00 Striker Vivid 4cv, Easy-to-Use 4-inch Color Fishfinder and Sonar Transducer, Vivid Scanning Color Palettes

The Garmin Striker Vivid 4cv is an easy-to-use fishfinder suitable for pontoon boats with its compact 4-inch color display. The display, although on the smaller side, offers vivid scanning sonar color palettes that make it easier to distinguish between fish and underwater structures. This can be particularly useful for both novice and experienced anglers. The included GT20 transducer provides both traditional CHIRP sonar and CHIRP ClearVü scanning sonar, giving you a clearer and broader view of what’s beneath your boat. This helps in identifying fish and underwater obstacles more precisely.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
GPS and Mapping
The screen size, fish finder, and GPS are great. It guided us perfectly through fog on Lake Erie, making it a significant upgrade from a compass.
Transducer
This device is packed with features for the price. Although the transducer is bigger, it works well when mounted correctly.

Top 10 Best Fish Finder For Pontoon Boat 2025 in the United States

#1

Winner

10.0 score

Lowrance Eagle Eye 9” Live Sonar with C-MAP Discover OnBoard

Display Size and Resolution: 9 Inches
Sonar Type: Live Forward, Live Down
GPS and Mapping: C-MAP charts, Genesis Live
Power and Frequency: Battery Powered
Transducer: Live transducer pack

Chosen by 1395 this week

Garmin 010-01550-00 Striker 4 with Transducer, 3.5" GPS Fishfinder with Chirp

Display Size and Resolution: 3.5 inches, 480 x 320 pixels
Sonar Type: Chirp Sonar, Clear Vu
GPS and Mapping: Built-in GPS
Power and Frequency: Battery Powered
Transducer: Included
Connectivity and Networking: Limited, no networking

Garmin 010-02550-00 Striker Vivid 4cv, Easy-to-Use 4-inch Color Fishfinder and Sonar Transducer, Vivid Scanning Color Palettes

Display Size and Resolution: 4 Inches
Sonar Type: CHIRP sonar, CHIRP ClearVü scanning
GPS and Mapping: High-sensitivity GPS, Quickdraw Contours
Power and Frequency: Battery Powered
Transducer: GT20-TM transducer
Connectivity and Networking: Wi-Fi

Garmin Striker Vivid 7cv, U.S. with GT20-TM Transducer - Easy-to-Use 7-inch Color Fishfinder and Sonar Transducer, Vivid Scanning Sonar Color Palettes (010-02552-00)

Display Size and Resolution: 7-inch color display
Sonar Type: traditional CHIRP and CHIRP ClearVü
GPS and Mapping: high-sensitivity GPS, Quickdraw Contours
Power and Frequency: Battery Powered
Transducer: GT20 transducer
Connectivity and Networking: Wi-Fi for ActiveCaptain app

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

Display Size and Resolution: 4.3 inches, 800 x 480 pixels
Sonar Type: Garmin Chirp sonar, dual-beam
GPS and Mapping: Built-in GPS, quickdraw contours
Power and Frequency: 200 W (RMS), 50/77/83/200 kHz
Transducer: Garmin dual-beam transducer
Connectivity and Networking: Bluetooth

Lowrance HOOK2 4X - 4-inch Fish Finder with Bullet Skimmer Transducer

Display Size and Resolution: 4.3 inches
Sonar Type: Auto-tuning, wide-angle, traditional 2-D
Power and Frequency: 12 Volt DC
Transducer: Bullet Skimmer transducer

Simrad Cruise 5-5-inch GPS Chartplotter with 83/200 Transducer Preloaded C-MAP US Coastal Maps

Display Size and Resolution: 5 Inches
Sonar Type: CHIRP Sonar
GPS and Mapping: Preloaded C-MAP US Coastal Maps
Power and Frequency: 83/200 kHz
Transducer: 83/200 Skimmer Transducer
Connectivity and Networking: Wireless

Humminbird 411660-1 Helix 5 Chirp GPS G3

Display Size and Resolution: 5 Inches
Sonar Type: Dual Spectrum CHIRP
GPS and Mapping: Internal GPS, AutoChart Live
Power and Frequency: Corded Electric
Transducer: XNT 9 HW T transom-mount

Garmin Striker 4cv with Transducer, 4" GPS Fishfinder with CHIRP Traditional and ClearVu Scanning Sonar Transducer and Built In Quickdraw Contours Mapping Software

Display Size and Resolution: 4.3 inches, 480 x 272 pixels
Sonar Type: CHIRP and ClearVü sonar
GPS and Mapping: Built-in GPS, Quickdraw Contours
Power and Frequency: 300 W (RMS)
Transducer: CV20-TM transducer
Connectivity and Networking: Limited connectivity, no advanced networking

Garmin ECHOMAP UHD 73sv, 7" Keyed-Assist Touchscreen Chartplotter with U.S. LakeVü g3

Display Size and Resolution: 7 Inches
Sonar Type: Ultra-high-definition, side-view, Panoptix live
GPS and Mapping: Preloaded LakeVü G3 maps, 17,000 lakes
Power and Frequency: DC Power Supply
Transducer: Optional GT54 transducer
Connectivity and Networking: Sonar sharing, Garmin device connectivity
How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Buying Guide for the Best Fish Finder For Pontoon Boat

Choosing the right fish finder for your pontoon boat can significantly enhance your fishing experience. A fish finder uses sonar technology to detect fish and underwater structures, helping you locate the best fishing spots. When selecting a fish finder, it's important to consider several key specifications to ensure it meets your needs and preferences. Here are the key specs to look out for and how to choose the best fit for you.
Display Size and ResolutionThe display size and resolution determine how clearly you can see the information on the screen. Larger screens with higher resolution provide better visibility and more detailed images, which is especially useful in bright sunlight or rough waters. If you have difficulty seeing small details or plan to use the fish finder in various lighting conditions, opt for a larger screen with higher resolution. Smaller screens may be more compact and easier to install but can be harder to read.
Sonar TypeSonar technology is the core of a fish finder, and there are different types to consider: traditional 2D sonar, Down Imaging, and Side Imaging. Traditional 2D sonar provides basic depth and fish detection, Down Imaging offers detailed images of structures directly beneath the boat, and Side Imaging scans a wider area to the sides. If you fish in shallow waters or need detailed images of the bottom, Down Imaging is beneficial. For a broader view of the underwater environment, Side Imaging is ideal. Choose based on the type of fishing you do and the waters you frequent.
GPS and MappingGPS and mapping features help you navigate and mark fishing spots. Integrated GPS allows you to track your location, set waypoints, and create routes. Mapping features can show underwater topography and help you find productive fishing areas. If you fish in unfamiliar waters or like to keep track of your favorite spots, a fish finder with GPS and mapping capabilities is essential. For casual fishing in familiar areas, basic GPS functionality may suffice.
Power and FrequencyThe power of a fish finder, measured in watts, affects its ability to penetrate water and provide accurate readings. Higher power is better for deep water and rough conditions. Frequency, measured in kHz, determines the detail and range of the sonar. Higher frequencies (e.g., 200 kHz) offer more detail but less range, while lower frequencies (e.g., 50 kHz) provide greater range but less detail. Choose higher power and frequency for deep-sea fishing and lower power and frequency for shallow waters.
TransducerThe transducer is the part of the fish finder that sends and receives sonar signals. It can be mounted in various ways, such as transom-mount, in-hull, or through-hull. Transom-mount transducers are easy to install and suitable for most pontoon boats. In-hull and through-hull transducers are more permanent and provide better performance but require more complex installation. Consider your boat type and installation preferences when choosing a transducer.
Connectivity and NetworkingModern fish finders often come with connectivity options like Bluetooth, Wi-Fi, and NMEA 2000 networking. These features allow you to connect your fish finder to other devices, such as smartphones, tablets, or other marine electronics. This can be useful for sharing data, updating software, or integrating with other navigation systems. If you value having a connected and integrated system, look for fish finders with these connectivity options.

FAQ