Top 10 Best Portable Fish Finders in 2021

If you love fishing and wondering how to take this hobby to a whole new level- use a fish finder. Fishing doesn’t have to be hard anymore! Fish finders so a lot of things but mainly they help you locate the position of fish through few technology- such as sonar beam, GPS and Bluetooth. It’s the modern way of fish finding! But, there are just so many options in the market when it comes to fish finders. How to choose the best one? Luckily for you, we’ve done the homework already! We’ve researched and found the best portable fish finders in the market. Let’s have a look!

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Top 10 Best Portable Fish Finders in 2021

Image

Name

Features

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Top 10 Best Portable Fish Finders in 2021

Garmin Striker 4 Fish Finder

Integrated GPS system

Very compact

Top 10 Best Portable Fish Finders in 2021

Deeper PRO+ Smart Sonar

Has dual beam sonar technology

Maps and other data can be saved

Top 10 Best Portable Fish Finders in 2021

Venterior VT-FF001 Portable Fish Finder

Has backlight system

Works well in ice fishing

Top 10 Best Portable Fish Finders in 2021

Humminbird PiranhaMAX with Protective Cover

Waterproof

Rechargeable batteries

Top 10 Best Portable Fish Finders in 2021

Humminbird Fishing Buddy MAX

3.5 inches screen

Clamp system

RICANK Handheld Portable Fish Scanner

Easy to read display

Superior performance

ReelSonar Wireless Bluetooth Smart Sonar Fish Finder

LED screen

Uses smartphones to show location

FishHunter PRO Smart with Wireless Technology

Affordable

Great connectivity

Vexilar SonarPhone

Operates in single beam

Lowrance Hook3 All-Season Pack

Comes as a pack, contains many necessary tools

Rechargeable battery

1. Garmin Striker 4 Fish Finder

Top 10 Best Portable Fish Finders in 2021

This one is the most popular fish finder currently available in the market. This one is very small and yet good functioning. It’s reviewed as one of the best portable fish finder in the market. It has CHIRP sonar technology; this means it can continuously send frequencies to scan the area. You can get a clearer view of the fish density and position. The screen is just 3.5 mm, but it’s enough to get a clear idea.  It has an integrated GPS system that really stands out. No matter where you go, this feature will help you navigate better. And the best thing- this one is super affordable! A win-win situation! The only problem, it has to be connected to a 12V battery. But, so are many of these fish finders and 12 V batteries are pretty affordable.

PROS:

  • Has an integrated GPS system with it
  • Waterproof grade IPX7
  • Very accurate and clear image of fish position

CONS:

  • Can only run with 12 V battery

2. Deeper PRO+ Smart Sonar

Top 10 Best Portable Fish Finders in 2021

Can you believe that under $200 you can find great products as these? This device also has rave reviews and there are reasons! This fish finder has a scanner and it’s so compact that it will fit rightfully inside your palms. This one also has built-in maps. A bonus, you can make your own bathymetric maps and map out specific spots lake or rivers. You can even save them and look at them later. The performance of this fish finder is truly superior, it can issue fifteen scans per second! So, you can get a clearer image of the place and get what’s below the surface. You can accurately predict the depth of the lake. The battery performance is also good, lasting about 8 hours or so. Overall, this one is a great choice!

PROS:

  • Dual beam sonar technology
  • Built-in GPS
  • Compact
  • Saving option available for maps

CONS:

  • Battery could be more efficient

3. Venterior VT-FF001 Portable Fish Finder

Top 10 Best Portable Fish Finders in 2021

This is one of the best portable fish finder when it comes to being both affordable and great performing. Although Venterior takes a minimalistic approach to the design, this one still managed to stand out perfectly. This does not have any fancy display, just a black and white screen. Don’t be dejected- this is exactly why you should buy this one because it lasts a long time. The battery power doesn’t fade out very quick. It does what it claims- finding fish! This machine can give you the reading of how deep is your fish location, whether there is any rock or plants nearby. Also, you can use it at night if you want. It has a backlight light setting for the screen, making it able to function even at dark!

PROS:

  • AAA batteries are used
  • Functions even at 0 F temperature
  • Backlight system

CONS:

  • Non-waterproof screen

4. Humminbird 410150-1 PIRANHAMAX 4 Fish Finder,Black

Top 10 Best Portable Fish Finders in 2021

Humminbird always manufactures really great quality fish finders and this one is just no exception. The screen is a bit too small- only 4.3 inches only! But, that doesn’t affect the performance at all. This one uses the modern dual beam sonar technology. You have the flexibility to use both wide and narrow sonar beam here. The latter gives you more details but the first one can be used if you don’t want to use up much power. This is a simple model but it has many alarm systems. It comes with a carrying case, which is great!

PROS:

  • Uses dual beam sonar technology
  • Rechargeable batteries
  • Waterproof

CONS:

  • Does not have an integrated GPS system

5. Humminbird Fishing Buddy MAX

Top 10 Best Portable Fish Finders in 2021

Another Humminbird for you! If you are looking for a fish finder that can be mounted on, then this is the one for you. You can attach it to the boat or canoe and then do your fishing. This is the coolest feature in terms of usability. It uses dual beam sonar technology as well. This one has an LED display system which is very convenient! The display itself is 3.5 inches, which might seem very small but it’s actually enough to do the work. Also, this device can detect the difference between rock and fish! How cool is that? This one needs AA battery for being recharged

PROS:

  • 3.5 inch LED screen
  • Easily rechargeable
  • Clamp system for easy mounting

CONS:

  • Subjected to some factory defects
  • Subjected to some factory defects

6. RICANK Handheld Portable Fish Scanner

RICANK’s portable fish scanner has been really popular around the market. And there are good reasons- it’s cheap and high functioning! This one also has black and white screen and not much fancy display settings. But, it has many other good aspects about it. The device can detect fish up to 300 feet! That’s some range! You can even use it in shallow waters if you want. The cone for sound wave is emitted at 45 degrees- which is an amazing design feature that enhanced its performance as well. The batteries are rechargeable; you don’t have to dispose them right away.

PROS:

  • Great accuracy
  • Rechargeable batteries
  • Easy to read display

CONS:

  • Doesn’t have GPS system
  • Very pricey

7. ReelSonar Wireless Bluetooth Smart Sonar Fish Finder

This one is another popular choice like Garmin’s. Perhaps this is the smartest one in our list as this one uses your phone to show location of fish along with other data. So, it goes without saying that in terms of portability, this one is quite unparalleled. The transducer of this device is quite lightweight and small as it fits right in your palm. The shape of this one is like a small ball. There is Bluetooth option with this one as well.  This one also allows you to mark fish, find the depth through mapping and save data such as water temperature and location. You can also use the GPS functionalities with this one. And the LED beam technology as well as the fish alarm features are very handy. You can also use it for ice fishing or during the nighttime fishing.

PROS:

  • Uses the smartphone to show locations and other data
  • LED beam and alarm features
  • Very compact and light

CONS:

  • The battery life is not satisfactory, just 5 hours.
  • Bluetooth function is not perfect.

8. FishHunter PRO Smart with Wireless Technology

This one looks like some fancy device from the movies! As you can tell, this one is designed keeping the usability in mind. Even though it’s pricier, we think it’s worth the money. You can not only track the fish location, but also the water temperature, depth and so many other things. There are two settings in this one- a Fish View option and a Raw View option. Fish view option will show a simulated image using the icons of fish and plants. The Raw view option will show you data or readings, like other fish finders we covered so far. So, you have the freedom to toggle from one view to another.  It’s perfect for ice fishing, fully functioning at very low temperature.

PROS:

  • Great connectivity 
  • Great for ice fishing
  • Rechargeable batteries
  • Amazing visualizing options

CONS:

  • Transducer is not very durable

9. Vexilar SonarPhone

Although deemed as a basic fish finder, this one is one of the best portable fish finder in terms of performance. It’s a fish finder bobber, Operating on 125 kHz sonar beam. You can detect up to 120 feet depth at maximum. It comes with a Lithium ion battery but only 4 hours of battery life. However, you can recharge it. And 4 hours is enough for most fishermen. It can be connected with Wi-Fi, however, there were complains that it has difficulty connecting to Wi-Fi sometimes.  As the name says, this one also uses the sonar beam technology to detect the fish location.

PROS:

  • Compact and portable
  • Sonar beam technology
  • Wi-Fi connectivity

CONS:

  • Unsatisfactory battery life

10. Lowrance Hook3 All-Season Pack

This one is a kit- having all the necessary things along with the fish finder. It has the fish finder, tackle trays, all-season bag, 7AH batteries, skimmer transducer and suction cup.  You can use it at any season. The quality of the fish finder is also very impressive- having all the modern features like Bluetooth, GPS tracker and accuracy of prediction. The interesting thing about this fish finder is that it comes as a whole package- all the stuffs you’d need. It’s great for bringing to a tour or when you are fishing in a small boat.

PROS:

  • Comes in a pack
  • Great for any seasons
  • Perfect for small boat fishing

CONS:

  • A bit expensive

Final Words

So these were our top 10 best portable fish finders of 2021! Each have their own unique features and they are undoubtedly the best ones currently in the market. It is very difficult to choose from a versatile list like this but we still have a favorite. And that is the Garmin Striker 4 Fish Finder. A fish finder is essentially a map, that can help you predict you the location and depth offish. Garmin’s fish finder achieves that by the integrated GPS system. It has higher accuracy rate than others and the battery quality is also a lot optimized than other options. It’s definitely a tool to have if you love fishing. However, the other ones in the list are also very good with great features, so feel free to explore and find the best one!

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