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Depth Finders

10 Best Depth Finders 2025 in the United States

#1

Winner

10.0 score

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)

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)

Garmin

10.0 score

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The Garmin Striker Vivid 7cv is a user-friendly 7-inch color fishfinder ideal for both amateur and experienced anglers. It comes with a GT20-TM transducer that supports both Garmin CHIRP traditional sonar and CHIRP ClearVü scanning sonar, which helps in clearly identifying fish and structures underwater. The vivid scanning sonar color palettes further enhance visualization, making it easier to distinguish between different underwater elements.

Rating
10.0
Chosen by1,345
Display

Most important from
408 reviews

Display
Love the large screen; it's easy to read and program.
#2
10.0 score

Humminbird Helix 5 G3 GPS Fish Finder with Transducer & Dual Spectrum Chirp Sonar

7%OFF

Humminbird Helix 5 G3 GPS Fish Finder with Transducer & Dual Spectrum Chirp Sonar

Humminbird

10.0 score

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The Humminbird 411660-1 Helix 5 Chirp GPS G3 is a user-friendly depth-finder that offers a range of features tailored to enhance your fishing experience. The keypad control system is intuitive, making it easy to navigate through the pre-loaded views using softkey controls. This ensures that you can operate the fish finder effectively in various conditions. The Dual Spectrum CHIRP sonar is notable for its detailed imaging, allowing you to see clear fish arches and underwater structures. You can switch between Wide Mode for broader coverage and Narrow Mode for more precise details, providing flexibility depending on your fishing needs.

Rating
10.0
Transducer
GPS Integration
Portability

Most important from
317 reviews

Transducer
The unit arrived looking brand new, complete with a new transducer, power cord, and instruction manual, and it works perfectly.
GPS Integration
I upgraded from a Gen2 to this Gen3, and it's an upgrade at a lower cost. The GPS and maps are easy to use, fast, and accurate.
Portability
The transom mount unit has plenty of cable for most 30-foot or smaller boats and is super easy to mount.
#3
9.9 score

Humminbird XPLORE 9 GPS Fish Finder with Transducer, MEGA Side Imaging+ & HD Touchscreen

Humminbird XPLORE 9 GPS Fish Finder with Transducer, MEGA Side Imaging+ & HD Touchscreen

Humminbird

9.9 score

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The Humminbird XPLORE 9 GPS Fish Finder with Transducer is packed with advanced features suitable for serious anglers. It offers premium sonar technology with MEGA Side Imaging+ and Down Imaging+, giving clear views of fish up to 200 feet on each side and below your boat. The Dual Spectrum CHIRP allows for detailed fish detection in both wide and narrow modes. The built-in GPS with Humminbird Basemap and included LakeMaster and CoastMaster VX map card provide extensive coverage of over 10,000 lakes in the US and Canada, enhancing navigation and fishing accuracy.

Rating
9.9
GPS Integration

Most important from
11 reviews

GPS Integration
AutoChart Live is a valuable tool for mapping lakes in real-time, especially when local maps are unavailable.

Top 10 Best Depth Finders 2025 in the United States

#1

Winner

10.0  score
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Garmin

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)

Power: Battery Powered
Display: LCD
Transducer: GT20-TM
GPS Integration: High-sensitivity GPS
CHIRP Technology: Garmin CHIRP sonar and ClearVü
Portability: 4.4 pounds, 3.4"L x 6.1"W

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Chosen by 1345 this week

#2
10.0  score
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Humminbird

Humminbird Helix 5 G3 GPS Fish Finder with Transducer & Dual Spectrum Chirp Sonar

Power: Corded Electric
Display: 5-inch LCD
Transducer: XNT 9 HW T transducer
GPS Integration: Internal GPS with Basemap
CHIRP Technology: Dual Spectrum CHIRP sonar

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7% OFF
#3
9.9  score
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Humminbird

Humminbird XPLORE 9 GPS Fish Finder with Transducer, MEGA Side Imaging+ & HD Touchscreen

Display: 9-inch Full HD, 1280 x 720
Transducer: Included
GPS Integration: Built-in GPS with Basemap
CHIRP Technology: Dual Spectrum CHIRP
Portability: 9 pounds

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#4
9.8  score
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Lowrance

Lowrance Elite FS 9 Fish Finder with Active Imaging 3-in-1 Transducer, Preloaded C-MAP Contour+ Charts

Power: 12 Volt DC
Display: 9-inch LCD
Transducer: Active Imaging 3-in-1
CHIRP Technology: Yes
Portability: 4.53 kg

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9% OFF
#5
9.7  score
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Garmin

Garmin ECHOMAP UHD2 94sv with GT56 Transducer, 9" Touchscreen Chartplotter, Garmin Navionics+ U.S. Coastal

Display: 9-inch, 1024 x 600
Transducer: GT56-TM
GPS Integration: Garmin Navionics+ charts
CHIRP Technology: Yes
Portability: 8.08 pounds

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#6
9.5  score
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Simrad

Simrad NSS12 Evo3S - 12-inch Multifunction Fish Finder Chartplotter with Preloaded C-MAP US Enhanced Charts

Display: 12-inch HD
GPS Integration: built-in GPS

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#7
9.3  score
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Garmin

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

Display: 4-inch color LCD
Transducer: GT20 transducer
GPS Integration: built-in high-sensitivity GPS
CHIRP Technology: Garmin's CHIRP traditional sonar
Portability: 2-pound weight, compact size

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#8
9.1  score
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Humminbird

Humminbird Helix 5 G3 GPS Fish Finder with Transducer, Dual Spectrum Chirp Sonar & Down Imaging

Power: DC Power Supply
Display: 5-inch Color TFT
Transducer: XNT 9 HW DI T transducer
GPS Integration: Internal GPS with Basemap
CHIRP Technology: CHIRP Down Imaging, Dual Spectrum

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7% OFF
#9
8.9  score
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Garmin

Garmin Striker Plus 9SV with CV52HW-TM transducer, 010-01875-00

Power: Battery Powered
Display: 9-inch, 800 x 480 pixels
Transducer: CV52HW-TM
GPS Integration: Yes
CHIRP Technology: Yes
Portability: 2.4 pounds

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#10
8.7  score
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Humminbird

Humminbird Helix 7 G4 GPS Fish Finder with Transducer, Dual Spectrum Chirp Sonar & Side Imaging

Power: DC Power Supply
Display: 7-inch Color TFT
Transducer: XNT 9 HW SI T transducer
GPS Integration: Internal GPS with Basemap
CHIRP Technology: CHIRP Down Imaging and Dual Spectrum
Portability: Limited due to 5 pounds weight

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Buying Guide for the Best Depth Finders

Choosing the right depth-finder can significantly enhance your fishing or boating experience. A depth-finder, also known as a fish finder or sonar, helps you determine the depth of the water and locate fish. To make an informed decision, you need to understand the key specifications and how they align with your specific needs. Here are the essential specs to consider when selecting a depth-finder.
FrequencyFrequency refers to the sonar waves emitted by the depth-finder. It is important because different frequencies are suitable for different depths and types of water. Low frequencies (50 kHz) penetrate deeper waters and are ideal for deep-sea fishing, while high frequencies (200 kHz) provide better detail and are suitable for shallow waters. If you fish in various environments, a dual-frequency or multi-frequency depth-finder might be the best choice.
PowerPower is measured in watts and determines the strength of the sonar signal. Higher power allows the depth-finder to send stronger signals, which can penetrate deeper waters and provide clearer images. For deep-sea fishing, a depth-finder with higher power (500 watts or more) is recommended. For shallow waters, lower power (100-300 watts) is usually sufficient. Consider the typical depth of the waters you navigate to choose the appropriate power level.
DisplayThe display is where you view the sonar readings. It is important because a clear and easy-to-read display can make a big difference in usability. Displays come in various sizes and resolutions. Larger screens with higher resolutions provide better detail and are easier to read, especially in bright sunlight. If you need to see detailed images or have multiple readings on the screen simultaneously, opt for a larger, high-resolution display.
TransducerThe transducer is the component that sends and receives sonar signals. It is crucial because it directly affects the performance of the depth-finder. Transducers come in different types, such as single, dual, and multi-beam. Single-beam transducers are suitable for basic depth readings, while dual and multi-beam transducers provide more detailed and wider coverage. Choose a transducer based on the level of detail and coverage you need.
GPS IntegrationGPS integration combines depth-finding with navigation capabilities. This is important for marking fishing spots, navigating to specific locations, and tracking your route. If you frequently fish in unfamiliar waters or need precise navigation, a depth-finder with built-in GPS can be very beneficial. For casual or recreational use, GPS integration might be less critical.
CHIRP TechnologyCHIRP (Compressed High-Intensity Radiated Pulse) technology sends a continuous range of frequencies, providing more detailed and accurate sonar images. This is important for distinguishing between different types of underwater objects and getting clearer images of fish and structures. If you need high precision and detail, especially in challenging conditions, a depth-finder with CHIRP technology is a good choice. For basic depth readings, CHIRP may not be necessary.
PortabilityPortability refers to the ease of transporting and installing the depth-finder. This is important if you use multiple boats or need a device that can be easily moved. Portable depth-finders are typically smaller and battery-operated, making them convenient for temporary setups. If you have a permanent installation on a single boat, a fixed depth-finder might be more suitable. Consider how and where you will use the device to determine the right level of portability.

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