Garmin Echo 551dv Worldwide Review – Impressive Features

Having an excellent Sonar device can enhance your fishing experience. Garmin Echo 551dv Worldwide is one of the best fish finders available on the market. This all-in-one transducer device can pull up images and work as a good Sonar.

Garmin Echo 551DV Fishfinder Review



In fact, Garmin 551DV supports dual mode sonar system. Intriguing features also make it possible for you to see your feeds either horizontally or even vertically.

I’ll be reviewing Garmin Echo 551dv Worldwide in this article to explain the benefits this product has.

The Display Screen is Special!

Garmin Echo 551DV Fishfinder ReviewWhat do we want from an ideal fish finder? Firstly, a display screen which is simple yet displays all the information you need for your fishing trip. It has a VGA color display with 480X640 resolution. The 5-inch screen doesn’t eat up space on the front panel. That makes the machine itself smaller so you can carry it conveniently.

“Smooth Transition Technology” of this device helps you read feeds more accurately and without a hitch. It is particularly useful for traveling from shallow to deep water lakes. You can identify each detail separately and explicitly. Also, I could interpret my readings on split-screen, zoom in on them to get a better view, get sonar output, etc.

The Sonar System

This is where it gets further interesting with Garmin Echo 551dv Worldwide . It uses a transducer which supports the “Dual Beam Sonar” as well as the DownVu™ Sonar.

The sensor of the device runs on 500 Watts of power. That allows the signals to reach pretty deep underwater. I found the “Fish Signals” very much clear like arches coming from underwater.

I also can compare two sonar types and get a clearer picture of what’s happening underwater. You can also shift your views from narrow to wide to cover more areas around your boat.

Few Benefits Make Sonar System Better!

Garmin Echo 551DV Fishfinder ReviewGarmin Echo 551dv Worldwide not only excels in sonar capacities, but it also has features that enhance sonar output. The “Ultrascroll” helps the fishermen to have a clear target estimate even when the boat is at a maximum speed.

There is also an auto gain feature. This one helps to normalize the signal strength and reduces clutters helping people to watch the screen in standard colors.

The bottom lock facility also enhances the sonar effect by keeping the lower part of the view always on display so people can make a better judgment of things.

Easily Mountable and Waterproof Device

Garmin Echo 551dv Worldwide can be easily mounted on a transom mount. If you need an up-close view, just push the quick-release button. It will come off nice and easy for you.

When mounted, it can be swiveled or tilted in any direction. This makes seeing and marking the locations easier. There is also a “Flush Mount” system, but Garmin sells the system separate from the package itself.


  • Transducer supports DownVu™ and Dual Beam Sonar.
  • You’ll get photo-like images from the sonar readings.
  • View the Sonar on horizontal and vertical split screens.
  • The device is waterproof.
  • Garmin Echo 551dv Worldwide tells you the temperature of water.
  • It can scan well in high-depth areas.
  • Fish alarm system helps you stay alert.


  • It doesn’t come with GPS System or Chartplotting facility.

Frequently Asked Questions (FAQ)

Q: What does Smooth Scaling do?

A: It helps you to adjust the range you want to be scanned. This way, you can get personalized sonar data.

Q: Can I rewind the scan history?

A: Yes, you can rewind the sonar history to check if you missed any spot.

Final Verdict

The scanning capacity and the transducer stole the show in case of Garmin Echo 551dv Worldwide. The Sonar is state-of-the-art for this device. There are no major issues.

Although, some people would like to have smart handheld GPS enabled for their devices, but for that you can always take a look at other tools available. As far as I am concerned, the technology Garmin provides at this price is more than enough for me to recommend it.


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David Valle

I started this blog to provide advanced material, guiding you towards a better and more comfortable fishing experience. I deliver more than fishing gear guides, and motivate people to hit the water!

  • Crystal Clark says:

    Can this be seen easily during night fishing?

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