Garmin Echomap UHD 94sv Review

  • By: fishlovers
  • Date: July 15, 2023
  • Time to read: 4 min.

Garmin has been producing some amazing fish finding units and this Echomap UHD 94sv is also one of the top end variants by Garmin. This Echomap UHD 94sv packs some cool and amazing features. Definitely, with the production of these UHD models by Garmin, the overall fishing experience of the fishermen has been improved and these models by Garmin pack some new features as well. This Garmin’s Echomap UHD 94sv allows the user to manage his overall marine experience from anywhere. 

It provides amazing, crisp and sharp view of everything present beneath and at the sides of the boat along with some magnificent navigation features as well. If you are an individual who is thinking of changing his fishing gear and especially the fish finder device, then I would definitely suggest you to go with this one because of the cool features and an overall amazing build and design quality that this Garmin Echomap UHD 94sv has. No doubt that this is a fully equipped and all-in-one fish finder that you can choose.

How the Garmin Echomap UHD 94sv Works

Now, if we refer to the working of this Garmin Echomap UHD 94sv, then it basically works on the sonar technology just as most of the fish finders. But one important thing that needs to be mentioned is that apart from other sonars, this Garmin Echomap UHD 94sv actually works on three basic sonar technologies. It includes the traditional CHIRP sonar as well as HD ClearVu and SideVu. So, these are the three main technologies that reside in this one fish finder and making it quite effective in terms of its performance.

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If we consider the CHIRP technology, then it basically works in the 150-240kHz frequency range and referring to its depth, it can reach up to 800 feet. While the ClearVu works on different ranges of frequencies and can provide clear images up to 400 feet and SideVu also works on varying frequencies with a clear picture at the range of 500 feet. Both of these ClearVu and SideVu will provide you with clear images as both of these are the extremely High-Definition sonar technologies. You will definitely not have to worry regarding to the clarity of the image gained from these sonar technologies.

Garmin Echomap UHD 94sv

Garmin Echomap 94sv Features

Now, we will take a look at some of the specific features that this Garmin’s Echomap UHD 94sv is equipped with.


If we consider the display of this Echomap UHD 94sv, then it has a WVGA colors display that is no doubt an amazing display technology. The size of the screen is 9 inches and it also provides clear and prominent view and images. The size is not so small, I would say that it is pretty fair size of the display that will provide you clear pictures and data on the screen. If we consider the resolution of the screen, then it has a 400×800 pixels resolution that provides bright and clear pictures of underwater things and overall, the display is quite amazing and you can easily differentiate between fish and other objects underwater.

If we consider the interface of this Garmin’s Echomap UHD 94sv, then it has an impressive interface as well. Further, the screen can be navigated through touch as it has a touch screen and some buttons are also present that are used for performing specified functions.

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Sonar technology

As we have already discussed that the Garmin Echomap UHD 94sv has built-in three sonar technologies. It has a high frequency CHIRP sonar that works in the range of 150-240kHz. Further, it also has the Garmin’s ClearVu and SideVu that provide high end and clear pictures and views underwater. This fish finder contains high-definition sonar technologies that enable it to gather data and display quite sharp and clear graphs and pictures.


Now, if you were wondering about the mapping facility, then this Garmin’s Echomap UHD 94sv also has the facility of mapping or chartplotting. It has a built-in BlueChart g3 as well as Navionics data. These graphs or charts usually cover the entire coastal region data of USA.

If you are a fisherman who prefers creating his own fishing maps for a better experience, then this Echomap UHD 94sv also provides you with that option as well. It has the feature that allows the user to create his own type of maps or customize the maps. This is usually referred to as QuickDraw contours.


This Garmin’s Echomap UHD 94sv is also equipped with amazing networking capabilities as well. This Echomap UHD 94sv contains NMEA 2000 as well as NMEA 0183 ports. These allow you to enhance your connectivity and help you to have a better fishing experience. Further, this Garmin’s Echomap UHD 94sv also has a built-in Wi-Fi connectivity as well.

Garmin Echomap UHD 94sv Pros and cons

Now, firstly if we talk about the pros of this Garmin Echomap UHD 94sv, then it has a large 9 inches HD display with a touchscreen and keypad for screen navigation. It also provides the user with the feature of viewing multiple screens at the same time. It also has three sonar technologies namely CHIRP sonar, ClearVu and SideVu. These are quite effective in terms of their performance. This Echomap UHD 94sv is also compatible with the Panoptix sonar technology as well. Further, it also has the network sharing option as well as Wi-Fi connectivity.

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Now, considering the cons of this Echomap UHD 94sv, then its main disadvantage is that you will have to buy the transducer separately. This fish finder doesn’t come with a transducer, rather you have to buy it separately. Another aspect is that it is a little bit more costly as compared to other fish finders.

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