10 Best Reviewed

Best Portable Fish Finder Reviews (TOP 6) 2020

Fish finders have made the lives of fishermen a lot easier and fishing a more interesting sport. Unlike the old times, you now don’t have to wait for hours to find the right fish from the lake, now you can detect the exact location of fish and catch the fish much more quickly than before.

A fish finder helps you to locate the position of fish underwater as well as other objects present under the water. The information is transmitted and received through sonar waves, the received information is then represented graphically on the fish finder screen.

Fish finders are easy to use, you don’t have to be an expert to use it. It is a good device to use if you are a dad and want to go fishing with your family, or if a professional fisherman and do fishing on a big scale. The device is suitable at all levels.

Things to Consider When Choose the Best Portable Fish Finder 

If you have decided to buy a portable fish finder, we want to make sure that you buy the right product. When you go in the market you will find a variety of fish finders with a variety of features. However, it depends on your requirements and budget, which fish finder will suit you the best.

Now before you buy a fish finder, ask yourself a few questions. They will give you a clear idea about what you need and what you need to look for in the market.

So, what are these questions? Let’s list them down.

  1. What qualities are you looking for in your fish finder?
  2. Which frequencies best suit the area that you will be using the device in?
  3. Under what water conditions you would use the fish finder?
  4. How much transmitting power do you need?
  5. Are you buying the device for some light fishing or do you wish to pursue the sport on a large scale?
  6. What is your budget?

After you have answered the above questions, you will have a clear idea about your needs and you can now find the best fish finder that meets all your requirements.

There are several factors on which the quality of a fish finder depends. Let’s discuss a few of them.


The first and the most important part of a fish finder is its transducer. The transducer transmits and receives the sonar waves. The sonar waves are an important part because they actually carry all the information from the underwater.

The transducer transmits the waves deep into the sea and then receives back the waves with valuable information.

The display quality

The display of a fish finder forms a very important part of it. It is responsible for displaying all the information that has been received through the sonar waves. The higher the resolution of the display, the more detailed images and graphical representations will be displayed on the screen.

The resolution of the screen will depend on the pixels that it supports. You might want a high-resolution display for more detailed information.


A high-power fish finder will ensure a faster process. Low power makes the fish finder slow and does not perform efficiently. However low power fish finders are ideal for shallow waters, but for deep waters you might want a high-power device.

These are just a few features on which the quality of a fish finder depends.

Now let’s take a look at some of the best portable fish finders available in the market.

6 Best Portable Fish Finder Reviews

1. Garmin Striker 4 Portable Fish Finder Review

Garmin Striker 4 Portable Fish Finder
Garmin Striker 4 Portable Fish Finder

This simple and easy to use device is perfect for some light fishing as well as a professional use. It is one of the best portable fish finders in the market. It has a user-friendly interface, with keys that are dedicated to specific functions.


The display screen comes in 3.5-, 5- and 7-inch display. It provides a high-quality representation of images.

The waypoint maps

It will allow you to visit the locations that naked human eye cannot see e.g. bushes and docks.

The chirp sonar

The chirp sonar allows you to separate the target rom the rest of the things by providing a clear representation of fish and other underwater objects.

Built-in flasher

Supporting the classic flash format, this device will present to you the highest quality representation of information.

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2. Venterior Portable Fish Finder Review

Venterior Portable Fish Finder
Venterior Portable Fish Finder

This fish finder has been equipped with the latest technologies. It will not only help you to detect the location of the fish, it also allows the user to measure the water depth, detect weeds, sand and the rocks on the surface of water. It can easily store the information and you do not reset it every time you turn it on.


Effective to a range of 3ft to 328ft, it is a flexible device and can work in different water environments.

Along with a round transducer the device has also been equipped with a battery save mode, fish alarm and a backlight mode.


You will get a 2 years warranty of the device and you can ask any questions about the device anytime.

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3. Humminbird PiranhaMax 197C Portable Fish Finder Review

Humminbird PiranhaMax 197C Portable Fish Finder
Humminbird PiranhaMax 197C Portable Fish Finder

The fish finders can help you know what surrounds your boat in the water, but what about what lies exactly under your boat? Well, this device solves this problem too.

It is an extremely modern device which can give you an accurate representation of what is under your boat.

It is an easy to use device with a friendly user interface. It also supports fish alarms, displays the depth of water and supports the zooming of screen.

It sure is a tough competitor in the list of best portable fish finders. The technological chomp that it has been equipped with, you will not find it in any other fish finder of its kind.

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4. FishHunter PRO Wireless Portable Fish Finder Review

FishHunter PRO Wireless Portable Fish Finder
FishHunter PRO Wireless Portable Fish Finder

Is it a phone or a fish finder? Let’s find out. With the most modern design this fish finder has all the modern technologies that a fish finder can have.


The WIFI casting range of this fish finder is more than 150ft which is 4x faster than Bluetooth.


It can gather information from a depth of 150ft with Ice Fishing depth and jig tracking up to 100ft.

It is a wireless fish finder which supports triple frequencies and provides high resolution information being carried by the sonar waves. It enables the user to accurately analyze the fish location as well as the underwater conditions.


It comes with a rechargeable Lithium Polymer battery. The battery lasts up to 10 hours.

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5. Deeper Smart Portable Fish Finder Review (Depth Finder) 

Deeper Smart Sonar PRO+ GPS Portable Wireless Fish Finder
Deeper Smart Sonar PRO+ GPS Portable Wireless Fish Finder

It is by far the smartest portable fish finder on this list. It is a wireless device supporting Bluetooth technology. It is also compatible with both iOS and Android which makes it extremely easy to use.


It is an extremely flexible device which can work in variety of environments may it be shore-fishing boat-fishing, ice-fishing, kayak-fishing, bank-fishing etc.


It can work in the temperatures between -4°F to 104°F. it can effectively work on both salt and fresh water with its dual frequency feature.

It can be easily connected to any other portable devices such as phones and tablets.


It can find fish from the places no other fish finder can. With its dual beam and battery life of up to 6 hours it is the most reliable portable fish finder ever made.

It not only displays the condition of the fish but it can also give an accurate representation of the underwater structure, temperature, vegetation etc.

This fish finder is easy to use and install, its friendly user interface has made it popular amongst fishermen.

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6. iBobber Bluetooth Portable Fish Finder Review

iBobber Bluetooth Fish Finder
iBobber Bluetooth Fish Finder

It is a well-designed and well assembled device. This fish finder is just as big as your hand. It is small in size, reliable and works efficiently.

It has been made with the latest patented sonar fish identifier technology. The technology that no other fish finder supports.


The battery is rechargeable and shows an indicator of charging as well. The battery can work up to 10 hours.


The fish finder works to a depth of about 135’.

You can use it as a bobber or as a remote fish finder with the help of the dual snap swivel connections.

Mobile Support

You can easily find its app on both iOS and android and keep yourself connected with the fish finder at all times.

It has been widely appreciated in the market as one of the best portable fish finders and has been receiving very good reviews.

It would be a sound investment if you are looking to use a device for a long time.

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The Bottom Line

The portable fish finders are a valuable investment as they are reliable and easy to carry. You no longer need to carry those big fishing lines and a full bag of other parts and stuff, now you only need a small device which can easily fit into a pocket of your backpack or even your trousers.

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