Garmin ECHOMAP Ultra vs UHD2: Which Features Matter? (November 2026)
Choose by the exact screen size, transducer and connections you need; the ECHOMAP family names alone don't settle the comparison. UHD2 examples include touchscreen models with traditional, ClearVü and SideVü sonar support, plus Wi-Fi and NMEA 2000 support. Check each Ultra model's specifications against the UHD2 you're considering.
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Choose by the exact screen size, transducer and connections you need; the ECHOMAP family names alone don't settle the comparison. Garmin ECHOMAP Ultra vs UHD2 is a model-by-model decision, since screen sizes and package contents vary.
The UHD2 examples compared here are the 7-inch 73sv with a GT54-TM transducer and the 9-inch 94sv with a GT56-TM transducer. Both describe traditional, ClearVü and SideVü sonar support, Wi-Fi sharing with another UHD2 chartplotter, and NMEA 2000 support.
Those details are useful, but they don't tell you what every Ultra or UHD2 model can do. Before choosing, compare the model numbers, transducer, charts, network connections and mounting needs for your boat.
Garmin ECHOMAP Ultra vs UHD2: what should you compare first?
Start with the exact model number, then compare its screen, sonar package and connections. Family names are a poor substitute for checking the features on the specific chartplotters you might buy.
Garmin sells ECHOMAP units in different screen sizes and configurations. A model with a transducer included is a different buying proposition from one that requires you to select a compatible transducer separately.
Write down the full model numbers, including the suffix such as “sv,” and compare the specifications side by side. Record whether the display is touchscreen or keyed-assist, what transducer is included, which sonar views are supported, and what connections are available.
If you're comparing an Ultra with an UHD2, don't assume two similarly sized screens offer the same feature set. Check their manuals and product specifications for each feature you plan to use.
How do the screens compare?
Choose a screen size that fits your dash and remains readable from where you steer or fish. UHD2 examples include 7-inch and 9-inch displays, while the exact Ultra size depends on the model you're considering.
A larger screen can make a split view easier to read, but it also needs more room at the helm. Measure the available mounting area and account for the mount, nearby controls and your view of the water.
Think about the screens you'll use at the same time. A chart beside a sonar view needs enough space for the information you care about, but a large display won't help if it blocks a switch or sightline.
The UHD2 73sv is a 7-inch touchscreen chartplotter. The UHD2 94sv has a 9-inch touchscreen, so it gives you a larger display area in the examples here.
For a closer look at the available UHD2 sizes, see which Garmin ECHOMAP UHD2 screen size to choose. For an Ultra installation, compare the mount and cutout for your exact model with the best Garmin ECHOMAP Ultra 2 mounts.
What sonar support matters?
Match the sonar features and transducer to the water and fishing views you want. The UHD2 73sv and 94sv packages described here include transducers for traditional, ClearVü and SideVü sonar, and Garmin says UHD2 also supports LiveScope systems.
The 73sv package includes a GT54-TM transducer. The 94sv package includes a GT56-TM transducer.
Both are described as supporting Garmin traditional sonar and ClearVü and SideVü scanning sonar.
These packages don't answer every compatibility question. If you already own a transducer or plan to add LiveScope, check the exact chartplotter and transducer model numbers before relying on a family-level description.
Your mounting position matters too. Transducer placement can affect the sonar view, so check the installation guidance for the transducer and boat type rather than assuming one location works on every hull.
For help with the 9-inch UHD2 model, read which transducer to choose for the Garmin ECHOMAP UHD2 93sv. If you're outfitting an Ultra 2, compare the options in this guide to Garmin ECHOMAP Ultra 2 transducers.
Which UHD2 packages illustrate the differences?
The 7-inch and 9-inch UHD2 packages differ in screen size and included transducer. Choose between them based on your helm space, desired display area and transducer needs.
These examples help explain how package details can shape a decision. They aren't a complete comparison between every Ultra and UHD2 model, so compare the exact Ultra model you have in mind before treating one package as a direct equivalent.
Chart coverage also deserves its own check. The 94sv package describes Garmin Navionics+ U.S.
Coastal charts, while the 73sv package describes Garmin Navionics+ U.S. Inland maps.
Choose coverage for where you fish.
What networking should you check?
Check each unit's network features against the devices you plan to connect. The UHD2 examples describe built-in Wi-Fi, wireless sharing with another UHD2 chartplotter and NMEA 2000 support.
Wi-Fi sharing can help when you want to share sonar, waypoints and routes between compatible UHD2 chartplotters. The description is specific to sharing with another ECHOMAP UHD2, so don't assume the same sharing applies between an UHD2 and an Ultra without checking both model manuals.
NMEA 2000 support can matter if your boat has compatible equipment you want to connect. Confirm the exact devices, network components and installation requirements; the presence of a network feature alone doesn't confirm that every accessory will work.
The UHD2 descriptions also mention wireless connection to a Force trolling motor. Check the exact motor and chartplotter compatibility if that connection is important to you.
If your intended setup includes an existing Ultra, use the comparison of Garmin ECHOMAP Ultra vs GPSMAP to consider the broader Garmin chartplotter choice. For an Ultra you already own, see how to update a Garmin ECHOMAP Ultra before planning a software update.
Which model details can change the decision?
A model's included accessories and installation needs can matter as much as its headline features. Check the box contents, power connection, mount type and screen dimensions before you plan an installation.
The 94sv package includes a power/data cable, tilt mount, flush mount, hardware and documentation. The 73sv package also includes a power/data cable and mounting hardware, plus a protective sun cover.
If you need a replacement power/data cable, the yourour 010-12938-00 cable names several Ultra and Ultra 2 models as compatible. Match the part number and confirm your chartplotter model before ordering a replacement.
For a 12-inch Ultra or Ultra 2 model, the Vivelancia tempered-glass screen protector is made for the listed 12-inch models. Confirm the screen and model fit before choosing a protector; it won't fit every ECHOMAP display size.
Which should you choose?
Choose an UHD2 model when its documented screen, transducer and network features match your planned setup. Choose an Ultra only after checking the same details for the specific Ultra model, since the family name doesn't resolve the comparison.
For the examples here, choose the 94sv if you want a 9-inch touchscreen and the GT56-TM package. Choose the 73sv if a 7-inch screen better fits your helm and the GT54-TM package suits your sonar needs.
Before buying, compare the exact screen dimensions, transducer compatibility, chart coverage and connections on the models you're considering. Pick the unit that fits your boat and devices, then confirm installation guidance for its display and transducer.
Frequently asked questions
Is Garmin ECHOMAP Ultra better than UHD2?
Neither family is automatically better for every boat. Compare the exact model's display, included transducer, sonar compatibility and network connections with your intended setup.
UHD2 7-inch and 9-inch examples include traditional, ClearVü and SideVü sonar support, Wi-Fi sharing with another UHD2 chartplotter and NMEA 2000 support.
Does Garmin ECHOMAP UHD2 support LiveScope?
Garmin's UHD2 descriptions say the chartplotters support LiveScope sonar systems. That doesn't tell you which LiveScope system, transducer, cable or mounting parts suit your boat, so check compatibility for the exact chartplotter and sonar package before buying.
Can ECHOMAP Ultra and UHD2 share sonar over Wi-Fi?
The UHD2 examples here describe wireless sharing of sonar, waypoints and routes with another ECHOMAP UHD2 chartplotter. That detail alone doesn't guarantee cross-family sharing with an Ultra.
Check the manuals for both exact models and the data you want to share.
Which UHD2 transducer comes with the 7-inch and 9-inch models?
The 7-inch UHD2 73sv package includes a GT54-TM transducer, while the 9-inch UHD2 94sv package includes a GT56-TM. Both packages describe traditional, ClearVü and SideVü sonar support.
Match a transducer to the exact model and fishing use you have in mind.
Should I choose a 7-inch or 9-inch UHD2?
Choose the 9-inch display if the larger viewing area fits your helm and budget; choose the 7-inch display if a smaller unit suits your dash. These packages also differ in included transducer: the 9-inch example includes GT56-TM, and the 7-inch example includes GT54-TM.
