Best Fish Depth Finders 2025

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Last Updated - 26.07.2025

Best Choice

01

Deeper

Deeper Smart Sonar Pro+ 2 Fish Finder Echo Sounder - with Depth Gauge and GPS Transmitter | Fishing in Kayak, Boat or Ice Fishing | with Free App

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Target accuracy: fish finder offers an incredible target separation of 1 cm (narrow beam) and 2.4 cm (wide and medium bars) as well as extreme depth precision. So you can easily determine your target fish species
Smart fishing accessories – use the latest technology to your advantage with our fish finder with accuracy. Thanks to its own reliable WiFi, you can rely on the Deeper PRO+ 2 to connect to you.
Integrated GPS – with our portable sonar fish finder, you can easily and effectively create bathymetric maps from the shore or bridge - you just have to eject and retrieve it to start mapping!
Instant start – find out faster where your next catch is hiding. With a wide, medium, and narrow angle of the scan beam, you can scan large areas or target specific areas more accurately.
Fishing with Ecolot – The fishing equipment from Deeper ensures that you have your nose ahead wherever you fish! In the belly boat or kayak, from the shore and even when ice fishing with the indicator.

214,99 €
02

LUCKY

LUCKY Portable Sonar Fish Finder Boat Depth Fishing Fish Finder Waterproof Handheld Wireless Fishing Finder Kayak Transducer Depth Gauge for Ice Fishermen

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wireless and pourable: the sonar converter supports wireless operation of a maximum of 100 m and a water depth detection of maximum 45 m. The sonar ball is lightweight and compact and you no longer need a long heavy cable. In addition, there is a small hole on the sonar converter so you can tie yourself to your fishing line and easily throw it on water.
Waterproof: the sonar fish finder wireless is waterproof in the rain. No need to worry, the splashes will no longer damage the screen. Although the sonar fish finder fell into the river or lake, the portable fish finder swam wirelessly on the water surface. You only need to place the wireless fish finder waterproof after fishing in the fresh air to avoid water vapor in the display due to temperature differences.
Water depth and data display: the sonar fish finder shows the water depth, the approximate position of the fish, the fish size (small, medium, large), the water temperature, the bottom contour, etc. You can also select a specific underwater area on the display to learn the individual data more accurately. The unit of measurement can be freely switched in FT/M and ℉/℃.
Sonar converter with attractive lamp: the wireless sonar converter works at 125 kHz at a 90 degree beam angle. The wireless fish finder alerts when the sonar ball detects fish or schools of fish. In addition, you will receive an alarm when you detect shoals. You can put the transparent replacement cap on the sonar ball that glows in the dark, so you can easily see where the sonar ball is located when night fishing.
IDEAL FOR FISHING LUCKY Sonar FishFinder Wireless is widely used in ice fishing, kayak fishing, boat fishing and shore fishing. The wireless fish finder can work continuously for 5 to 6 hours after full charge. Once the battery saving mode is activated, it can even work for more than 10 hours.

145,99 €
Value for Money

03

Deeper

Deeper Start Smart Fish Finder - Lightweight Wireless Wi-Fi Fish Finder for Shore Anglers

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide scanning range – up to 50 m and huge throwing distance up to 50 m.
WiFi connection for unbeatable connection strength and saved accessible scans.
Easy to understand display on your phone or tablet.
A fast, easy to use wireless fish finder.
40° Scan - cone for good accuracy and coverage and 10 scans per second for measurements you can trust.

94,99 €
04

LUCKY

LUCKY Kayak Portable Fish Depth Gauge Water Handy Fish Finder Sonar Waterable Kayak Boats Fish Finder Fishing LCD Display FFC1108

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

✦ IDEAL FOR FISHING AND GIFT FOR FISHING - The LUCKY depth gauge is easy to use when boat fishing, ice fishing and shore fishing, whether in fresh or saltwater. If you are looking for a gift for your husband, dad, friends or other anglers, then you've come to the right place, because the LUCKY fish finder is now better than ever.
✦ Helpful Data Display: In addition to the fish depth and water depth, the portable fish finder also shows short and high weeds, sand and stones at the bottom. Meanwhile, the unit of measurement of the depth can be freely switched between feet and meters. By turning on the backlight, the display is visible even in sunshine or darkness.
✦ HANDY AND PORTABLE: The kayak fish finder is so large that it can only be held with one hand. In the pack you will find a carrying strap that allows you to carry it around your neck when you are on the kayak or boat. Meanwhile, the 5 level sensitivity setting allows fishing in both clear and cloudy water.
✦ Fish Finder and Depth Gauge: It is a portable fish finder that can display the approximate fish location and water depth. The sonar transducer can be attached to the hull of a kayak or boat to understand the change in water depth as you pass by. The detection range of the water depth is between 1 m and 100 m when the sensor is completely immersed in the water.
✦ FISH & FISH SCHOOL ALARM Once you throw the fish finder sensor into the water and turn on the display device, you will receive alarms when fish or fishing schools come by. The portable fish finder can work continuously for at least 4-5 hours with a brand new battery. By switching on the battery saving mode, the running time can be even extended.

51,99 €
05

LUCKY

Lucky Portable Wireless Fish Finder with Attracting Fish Lamp for Shore Anglers High Definition

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

★Various function settings: the portable fish finder can change sensitivity, screen brightness, depth range, zoom, depth alarm, fish alarm, fish symbol, units and select language. The wireless fish finder is so easy to use that no complicated settings are required. Simply read the manual and set it for a few seconds, then the fish finder wireless is fine.
★The wireless fish finder supports a wireless range of 60m and depth detection of 45m. There is an antenna on the left top of the handheld device, please pull it out. With the portable fish finder, you can go fishing in different ways, e.g. ice fishing, river fishing, sea fishing, offshore fishing, kayak fishing or night fishing.
★Both the wireless fish finder and sonar are rechargeable. A USB cable for charging is included. The handheld device can last 4 hours when fully charged and the sonar sensor can last 10 hours when fully charged.
★ The wireless sonar converter with fish attractive lamp makes it easier to track fish with the portable fish finder. It has a transparent replacement cover so you can see where the sensor is located even in the dark.
★ The portable fish finder with 2.4 inch TFT colour LCD screen can detect and display underwater contour, water depth, water temperature and fish size with depth. There are two user modes: WIRELESS/SIMULATION. You can try all functions in simulation mode and go fishing in wireless mode.

85,99 €
06

Bilbear

Portable Fish Finder Echo Sounder Carp Fishing Fish Finder LCD Sonar Sensor Fish Finder Fish Depth Locator Fish Detector Fishing Tool

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Unique design of sonar sensor ball: wireless, no more long and heavy cable for the converter. There are two small holes on the wireless sonar sensor, you can use and fix the fish line through the small hole, and then put it in the water. If you have a bait boat, you can attach the other end of the fishing line to the rear, let the sensor drive with the fishing bait boat;
Suitable for multiple fishing options: you can use this portable fish finder in a variety of fishing situations, such as boat fishing, platform fishing, kayak fishing, sea fishing, ice fishing, perfect tool for outdoor fishing activities;
Precise and effective position of the fish school: comes with a wide depth range and a wireless operating range. The design of the fish group alarm allows you to know the position of the fish quickly, then the hook is inserted exactly into the mouth of the fish;
Long working time: the fish finder can work for 4-5 hours with new batteries. If you choose the battery saving mode, the fish detectors will work longer
Fish finder with LCD screen: This fish finder is equipped with a colour display. The information collected by the sonar sensor is displayed on the receiver host, so you can easily determine the water depth, water temperature, fish size, lower contour, hosts and the remaining information of the sensor battery; the design of the LED backlight allows you to read clearly at night;

89,99 €
07

DANOPLUS

Wireless Fish Finder Portable Fish Finder Sonar Sensor 45M Depth Detection Rechargeable Depth Finder Kayak Fishing Accessories for Sea Fishing, Ice Fishing, Boat Fishing

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Various functions display: fish finder with 2.4 inch colourful LCD screen and 21 operating languages. It can detect fish size symbols with depth, water temperature, water depth, bottom contour and water surface
Intelligent sonar sensor: the wireless sonar sensor and the fish attractive lamp automatically turn on when you touch the water, making fishing easier
Ideal gift for fishing: portable and user-friendly design, it is a necessary fish finder for boat accessories, a fishing gift for men, with wide applications for kayak fishing, ice fishing, river and sea fishing, sea fishing
Fish alarm: the portable fish finder emits an alarm on the screen while the fish passes the cover point of the sensor, and also shows the size and depth of the fish
147 foot detection: the wireless fish finder sonar converter supports underwater detection at a depth of 147 feet (45 m) and the sonar can cover a detection angle of 90 degrees

83,99 €
08

GOWENIC

Sonar Fish Finder, Wireless Water Fish Fish Finder with LCD Display, 295.3 Feet Range, Handheld Bt Fish Depth Finder for Kayak Boat

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Sonar Fish Foder: support 45 degree sonar detection angle, depth detection range from 2.6 feet (0.8 m) to 295.3 feet (90 m). Bright green fishing light attracts fish species sensitive to light. This light is only suitable for certain light-sensitive fish.
IP68 Water Proof: The handheld fish finder is built for the toughest conditions. This fish finder is designed for beginners and experienced anglers alike, making fishing easy and fun for everyone.
Helpful Data Display The portable fish finder with LCD screen, more clear to show, easy to know that battery mirror, water depth, temperature and fish symbols are known. In the meantime, the measuring unit of depth can be freely switched according to feet or gauge.
Handheld and portable: the kayak fish finder is designed for just one hand. You will find a lanyard in the package that allows you to carry it easily. The fish finder is powered by 4 AAA batteries (not included).
FISHING AVAILABLE It is easy to use depth finder when boat fishing, ice fishing and offshore fishing. If you are looking for a gift for your husband, father, friends or anglers, then look no further, the fish finder is now better than ever.

77,81 €
09

GAIN EXPRESS

GAIN EXPRESS Fish Finder Wireless Sonar Sensor 125 kHz Frequency 45 Metres / 147 Feet, Portable Fish Finder with Deep Alarm Function and Large LCD Display

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Sensor functions: with LED indicator that helps to detect when it is charging or working, it has a fish attractive lamp, cord hole with built-in battery
Multilingual setting: 21 language selection English/German/French/Italian/Spanish/Russian/Bulgarian/Chinese/Japanese/Korean/Dutch/Swedish/Polish/Finnish/Greek/Danish/Czech/Portuguese/Romanian/Hungarian/Slovakian
DISPLAY FUNCTIONS The sonar fish finder shows the water depth, the approximate position of the fish, the fish size (small, medium, large), the water temperature, the bottom contour and so on. The unit of measurement can be freely switched (M/°C, M/°F, Ft/°C, Ft/°F)
Application Sonar fish finder is great for various situations such as ice fishing, kayak fishing, boat fishing and bank fishing, etc.
Adjustable:2.4 inch TFT LCD color, can adjust the sensitivity, brightness and chart speed. Deep upper and lower limit adjustment can also be adjusted

78,90 €
10

LUCKY

LUCKY Portable Marine Device Fish Finder Transmitter Fishing Kayak Depth Gauge Indicator Sensor Sonar Fish Finder Boat FL068

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide Applications Portable Depth Gauge: This portable fish finder for kayaks is designed to be omnipotent. You can use this portable depth gauge for various fishing occasions such as boat fishing, kayak fishing, sea fishing, ice fishing, etc. Use
Portable Fish Finder The portable fish finder detects and displays the fish location with water depth, low and high weeds, sand and stones. The coloured LCD display of the kayak fish finder is visible in sunshine. The backlight allows the fishing sonar for night fishing.
Multifunctional Fish Finder: There are five assistant settings available in this portable fish finder. Adjustable sensitivity, backlight mode, fish and fish black arm. The wired fish finders equipped with a wired sonar sensor converter, a 25 foot cable and a removable float on the sonar converter could use this portable depth gauge for the sea, ice fishing or others.
LONG WORKING TIME FOR FISHING This portable depth gauge uses 4 AAA batteries. Normally, these fish finders for kayaks with brand new batteries can continue working for 4-5 hours. If you choose the battery saving mode, the kayak fish finder works longer.
Depth Detection This portable fish finder works with a wired sensor with 25 feet of cable. The detection depth range of the fishing sonar ranges from 1 m to 100 m with a detection degree of 45°. The depth unit can be switched from "M" to "FT" by holding down the enter key for 5 seconds. It is so easy to use that no complicated settings are required.

50,99 €