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You might be looking for garmin gt36 transducer alternatives if the original unit does not fit your specific setup. The Garmin GT36 delivers Ultra High-Definition SideVü and ClearVü scanning sonar. It offers a maximum range of 500 feet on each side. The transducer operates at 455 kHz, 800 kHz, and 1000 kHz. This three-frequency approach helps you identify structure at various depths. The unit weighs 15.4 ounces and includes transom and trolling motor mount hardware. These specs make it ideal for anglers who need detailed side-scan imaging with compatible Garmin head units.
However, you may want a different screen size, brand, or feature set. Some buyers prefer a complete fishfinder with mapping rather than just a transducer. Others need a smaller footprint for small boats. The alternatives in this guide were chosen because their specs overlap with the original. You will find options with CHIRP sonar, Down Imaging, and large IPS displays. Each product offers distinct advantages in display size or sonar technology. This list helps you find a unit that matches your exact needs without compromising on core performance.
How alternatives differ from GT36
Garmin Striker Plus 7sv 7-Inch Fishfinder
The Garmin Striker Plus 7sv replaces the standalone GT36 transducer with an integrated 7-inch fishfinder. You get a larger display and built-in GPS mapping, which the GT36 lacks entirely. This unit uses CHIRP and ClearVü sonar but does not include SideVü scanning. You trade the 500-foot side-scan range for a more complete package that includes chartplotting. The physical footprint is larger at 9.3 inches long, compared to the transducer's compact form. This choice suits anglers who want side scanning capabilities but prefer an all-in-one device with a clear screen and navigation features rather than just a transducer head.
Lowrance Eagle 7 SplitShot HD
The Lowrance Eagle 7 SplitShot HD offers a 7-inch IPS display and Down Imaging instead of the GT36’s SideVü scanning. You gain a high-contrast screen and C-MAP mapping integration, which provides detailed topographical data. However, you lose the lateral scanning range that defines the GT36. The Lowrance unit weighs 1.5 pounds, making it a substantial piece of hardware compared to the lightweight transducer. This alternative fits anglers who prioritize vertical structure clarity and large-screen visibility over side-scan coverage. It is a better fit for US inland lake fishing where Down Imaging is preferred for identifying bottom composition and fish near structure.
Garmin Striker Vivid 7cv 7-Inch Fish Finder
The Garmin Striker Vivid 7cv provides a 7-inch screen and CHIRP sonar without the SideVü scanning found in the GT36. You get a larger display area for better visibility but sacrifice the ability to scan 500 feet to either side. This model focuses on vertical clarity and custom mapping rather than lateral imaging. The unit is heavier at 4.4 pounds, reflecting its all-in-one design. It is ideal for anglers who do not need side-scan technology and want a budget-friendly option with a large, readable screen. You trade advanced scanning for a simpler, more affordable fishfinding experience with solid vertical sonar performance.
Garmin Striker 5cv 5-Inch GPS Fishfinder
The Garmin Striker 5cv features a compact 5-inch screen with CHIRP and ClearVü sonar. It lacks the SideVü scanning capability of the GT36, meaning you cannot scan wide areas to the sides of your boat. You gain a smaller, lighter unit that weighs just 1 pound, making it easier to install on smaller vessels. The 5-inch display is smaller than the 7-inch options but still offers GPS mapping. This alternative suits anglers who need a basic fishfinder with good sonar clarity but do not require the detailed side-scan imaging provided by the GT36. It is a practical choice for simple setups.
Garmin ECHOMAP UHD2 54CV 5-inch
The Garmin ECHOMAP UHD2 54CV is a 5-inch display unit that emphasizes clear sonar data and mapping. It does not include SideVü scanning, so you lose the lateral view provided by the GT36. The unit is compact and keyed, offering a straightforward interface. It weighs 1 pound, making it highly portable. This alternative is best for anglers who value clear vertical sonar and mapping on a smaller screen. You trade the advanced scanning features of the GT36 for a more affordable, focused fishfinder. It is suitable for those who do not need side-scan technology and prefer a simple, reliable display for basic fishing tasks.
Garmin Striker 4cv 4-inch GPS Fishfinder
The Garmin Striker 4cv offers a 4-inch screen with CHIRP and ClearVü sonar. It lacks SideVü scanning, so you cannot scan to the sides of your boat. The unit is very lightweight at 11.2 ounces, making it ideal for small boats or portable setups. You gain GPS mapping and a compact form factor but lose the detailed side-scan imaging of the GT36. This alternative fits anglers who prioritize portability and clear sonar data over large screens or advanced scanning. It is a practical choice for simple fishing needs where side-scan technology is not required. The smaller screen size is a trade-off for its ease of installation and use.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | Garmin GT36 Transducer Best overall | Detailed side-scan imaging with compatible Garmin units | |
| 2 | Garmin Striker Plus 7sv 7-Inch Fishfinder Also great | Anglers wanting side scanning and mapping | |
| 3 | Lowrance Eagle 7 SplitShot HD Best premium | US inland lake fishing with large displays | |
| 4 | Garmin Striker Vivid 7cv 7-Inch Fish Finder Best budget | Anglers needing large display and custom mapping | |
| 5 | Garmin Striker 5cv 5-Inch GPS Fishfinder Also great | Anglers wanting CHIRP sonar on a 5-inch screen | |
| 6 | Garmin ECHOMAP UHD2 54CV 5-inch Also great | Anglers needing clear sonar and mapping | |
| 7 | Garmin Striker 4cv 4-inch GPS Fishfinder Also great | small boats and simple sonar needs |
Garmin GT36 Transducer
Best for: Detailed side-scan imaging with compatible Garmin units
- Sonar Technology
- UHD SideVü, UHD ClearVü
- Maximum Range
- 500 ft
- Dimensions
- 5.6 × 12.9 × 4.4 inches
- Weight
- 15.4 ounces
The Garmin GT36 delivers Ultra High-Definition SideVü and ClearVü scanning sonar. It offers a maximum range of 500 feet on each side of your boat. Three scanning frequencies—455 kHz, 800 kHz, and 1000 kHz—help you distinguish targets at various depths. The unit weighs 15.4 ounces and measures 12.9 by 5.6 inches. It mounts easily to your transom or trolling motor. This transducer suits anglers who need detailed side-scan imaging.
- 500-foot maximum SideVü range
- Three scanning frequencies for depth flexibility
- Ultra High-Definition imaging clarity
- Supports transom and trolling motor mounts
- 15.4-ounce weight is heavier than basic single-frequency units
- 12.9-inch width requires adequate mounting space
- No built-in GPS or display; requires compatible head unit
- You need detailed side-scan imaging up to 500 feet
- You want to distinguish structure at multiple depths
- You have a compatible Garmin head unit
- You need a complete fishfinder with display
- You prefer a lighter, more compact transducer
- You only require basic bottom scanning
Verdict: Garmin GT36 SideVü Transducer is ideal for anglers using compatible Garmin head units who need detailed side-scan imaging up to 500 feet. Its three-frequency scanning helps you identify structure at various depths.
Garmin Striker Plus 7sv 7-Inch Fishfinder
Best for: Anglers wanting side scanning and mapping
- Display Size
- 7"
- Sonar Technology
- CHIRP traditional, ClearVu, SideVu
- Mapping
- Garmin Quickdraw Contours
- Features
- GPS
- Dimensions
- 9.3 × 2.3 × 5.5 inches
- Weight
- 1.7 pounds
The Garmin Striker 7SV is a 7-inch GPS fishfinder with CHIRP traditional, ClearVu, and SideVu sonar. It includes the CV52HW-TM transducer and Quickdraw Contours mapping. The unit weighs 1.7 pounds and measures 9.3 by 5.5 by 2.3 inches. Built-in Wi-Fi connects to the ActiveCaptain app. This model suits anglers needing side scanning and detailed mapping on a larger display.
- 7-inch sunlight-readable display
- CHIRP, ClearVu, and SideVu sonar
- Quickdraw Contours mapping software
- Built-in Wi-Fi for app access
- Includes CV52HW-TM transducer
- 7-inch display is smaller than the 9-inch option
- 1.7-pound weight is heavier than the 4-inch model
- SideVu scanning only, lacking Ultra High-Def SideVü
- You want side scanning sonar capabilities
- You prefer a larger 7-inch display
- You need Quickdraw Contours mapping
- You need Ultra High-Def SideVü scanning
- You prefer a compact 4-inch screen
- You want the lightest possible unit
Verdict: The Garmin Striker 7SV 7" GPS Fishfinder fits anglers who want side scanning and detailed mapping. It offers a clear 7-inch screen and robust sonar features. This model is ideal for those prioritizing display size and mapping over ultra-high-definition scanning.
Lowrance Eagle 7 SplitShot HD
Best for: US inland lake fishing with large displays
- Display Size
- 7-inch
- Sonar Technology
- CHIRP, DownScan, FishReveal
- Display Type
- IPS
- Mapping
- C-MAP inland, Genesis Live
- Dimensions
- 8.89 × 3.48 × 5.5 inches
- Weight
- 1.5 pounds
This fishfinder pairs a 7-inch IPS display with SplitShot HD sonar and CHIRP technology. The screen provides clear underwater detail and visibility in sunlight. It includes C-MAP US Inland charts for over 17,000 lakes. The unit weighs 1.5 pounds and measures 8.89 inches long. It suits anglers who want a larger view of structure and fish targets without complex setup.
- 7-inch IPS display for better sunlight visibility
- SplitShot HD combines CHIRP and DownScan Imaging
- FishReveal places targets on the DownScan image
- Includes C-MAP US Inland charts for 17,000 lakes
- 7-inch display is smaller than the 9-inch option available in the series
- 1.5-pound weight is heavier than compact 4-inch models
- Limited to US Inland mapping without global coverage
- You want a large 7-inch screen for clear detail
- You fish in US inland lakes with C-MAP charts
- You prefer SplitShot HD for combined sonar views
- You need a display larger than 7 inches
- You require global mapping coverage beyond US inland lakes
- You prefer a lighter unit under 1 pound
Verdict: Lowrance Eagle 7 SplitShot HD delivers a large 7-inch IPS view with precise sonar imaging. It fits anglers who prioritize screen size and detailed bottom structure in US waters.
Garmin Striker Vivid 7cv 7-Inch Fish Finder
Best for: Anglers needing large display and custom mapping
- Display Size
- 7 inches
- Sonar Technology
- CHIRP traditional, CHIRP ClearVü
- Mapping
- Quickdraw Contours
- Dimensions
- 3.4 × 6.1 × 7 inches
- Weight
- 4.4 pounds
The Garmin Striker Vivid 7cv is a 7-inch color fishfinder paired with a GT20 transducer. It uses CHIRP traditional and CHIRP ClearVü sonar to help you distinguish fish and structure. The unit includes built-in Quickdraw Contours mapping for custom charts. Wi-Fi connectivity lets you sync with the ActiveCaptain app. This setup suits anglers who want a larger display and detailed mapping without complex setup.
- 7-inch color display for clear visibility
- Includes GT20 transducer with CHIRP ClearVü sonar
- Built-in Quickdraw Contours mapping feature
- Wi-Fi connectivity for ActiveCaptain app access
- CHIRP ClearVü sonar lacks SideVü scanning capability
- 7-inch screen is larger than 4 or 5-inch alternatives
- 4.4-pound weight is heavier than smaller units
- You want a larger 7-inch display for better visibility
- You need built-in mapping with Quickdraw Contours
- You prefer CHIRP ClearVü sonar for structure detail
- You require SideVü scanning sonar for side imaging
- You need a compact unit under 5 inches
- You want the lightest possible gear for portability
Verdict: Garmin Striker Vivid 7cv Fishfinder fits anglers who prioritize a large 7-inch screen and custom mapping over compact size. It delivers solid CHIRP sonar performance but does not offer the side scanning found in higher-end models.
Garmin Striker 5cv 5-Inch GPS Fishfinder
Best for: Anglers wanting CHIRP sonar on a 5-inch screen
- Display Size
- 5"
- Sonar Technology
- CHIRP, CHIRP ClearVü
- Mapping
- Garmin Quickdraw Contours
- Features
- GPS
- Dimensions
- 7.4 × 2.1 × 4.5 inches
- Weight
- 1 pounds
The Garmin Striker 5CV pairs a 5-inch sunlight-readable display with CHIRP and ClearVü sonar technologies. It includes a transducer for traditional and scanning sonar. Built-in GPS tracks speed and marks waypoints. Quickdraw Contours mapping lets you create maps with 1-foot contours. This rugged unit suits anglers who want clear sonar images and basic mapping without a large screen.
- 5-inch bright, sunlight-readable display
- CHIRP and CHIRP ClearVü sonar technology
- Built-in GPS for waypoints and speed
- Quickdraw Contours mapping with 1' contours
- Rugged design for various environments
- 5-inch display is smaller than the 7-inch screens on the Striker 7SV and Vivid 7cv
- Lacks Ultra High-Def SideVü scanning sonar found on the GT36
- Smaller screen than the Lowrance Eagle 7
- You want CHIRP sonar clarity on a compact 5-inch screen
- You need built-in GPS for marking waypoints
- You want to create custom maps with Quickdraw Contours
- You need a 7-inch display for larger charts
- You require Ultra High-Def SideVü scanning sonar
- You want a 4-inch screen for minimal space usage
Verdict: The Garmin Striker 5CV 5" GPS Fishfinder delivers solid CHIRP sonar and mapping on a compact 5-inch screen. It fits anglers who prioritize sonar clarity and custom mapping over large display real estate.
Garmin ECHOMAP UHD2 54CV 5-inch
Best for: Anglers needing clear sonar and mapping
- Display Size
- 5"
- Sonar Technology
- CHIRP traditional, ClearVü
- Display Type
- Keyed display
- Mapping
- LakeVü g3, BlueChart with Navionics
- Dimensions
- 7.4 × 4.8 × 2.4 inches
- Weight
- 1 pounds
The Garmin ECHOMAP UHD2 54CV is a chartplotter and fishfinder with a 5-inch keyed display. It uses CHIRP traditional and ClearVü sonar to show what is under the water. The unit includes LakeVü g3 and BlueChart maps with Navionics data. It weighs 1 pound and measures 7.4 inches in length. This device suits anglers who want clear sonar views and reliable mapping on a compact screen.
- 5-inch keyed display for easy operation
- CHIRP traditional and ClearVü sonar technology
- LakeVü g3 and BlueChart with Navionics maps
- Wi-Fi connectivity for sharing info
- Smaller 5-inch display compared to 7-inch options on this list
- Keyed interface instead of a touchscreen
- Heavier build at 1 pound versus lighter alternatives
- You prefer a keyed display for reliable operation
- You need LakeVü g3 and Navionics mapping data
- You want CHIRP and ClearVü sonar views
- You require a touchscreen interface
- You need a display larger than 5 inches
- You prefer a lighter unit under 1 pound
Verdict: Garmin ECHOMAP UHD2 54CV 5" Display fits anglers who value clear sonar data and detailed mapping on a compact, keyed screen.
Garmin Striker 4cv 4-inch GPS Fishfinder
Best for: small boats and simple sonar needs
- Display Size
- 4.3"
- Sonar Technology
- CHIRP, CHIRP ClearVü
- Mapping
- Garmin Quickdraw Contours
- Features
- GPS
- Dimensions
- 3.9 × 1.8 × 6.9 inches
- Weight
- 11.2 ounces
The Garmin Striker 4cv is a compact fishfinder with a 4.3-inch display. It features CHIRP traditional sonar and CHIRP ClearVü scanning sonar for clear underwater views. The unit includes built-in GPS and Quickdraw Contours mapping. It supports up to 300 W RMS transmit power. This model suits anglers who want reliable sonar in a small, lightweight package.
- Includes CHIRP traditional and ClearVü scanning sonar
- Built-in Quickdraw Contours mapping software
- 300 W RMS transmit power
- Lightweight at 11.2 ounces
- Smaller 4.3-inch display compared to 7-inch competitors
- Lower 300 W RMS power versus higher-end units
- 5-inch footprint limits screen real estate
- You need a lightweight unit for small boats
- You want CHIRP sonar clarity in a compact size
- You prefer simple GPS and mapping features
- You require a large 7-inch display
- You need high-resolution SideVü scanning
- You want advanced chartplotter integration
Verdict: Garmin Striker 4cv 4" Fishfinder fits small-boat anglers who prioritize portability and clear sonar data over large screens.
Specifications side by side
| Spec | Garmin GT36 Transducer | Garmin Striker Plus 7sv 7-Inch Fishfinder | Lowrance Eagle 7 SplitShot HD | Garmin Striker Vivid 7cv 7-Inch Fish Finder | Garmin Striker 5cv 5-Inch GPS Fishfinder | Garmin ECHOMAP UHD2 54CV 5-inch | Garmin Striker 4cv 4-inch GPS Fishfinder |
|---|---|---|---|---|---|---|---|
| Display Size | – | 7" | 7-inch | 7 inches | 5" | 5" | 4.3" |
| Sonar Technology | UHD SideVü, UHD ClearVü | CHIRP traditional, ClearVu, SideVu | CHIRP, DownScan, FishReveal | CHIRP traditional, CHIRP ClearVü | CHIRP, CHIRP ClearVü | CHIRP traditional, ClearVü | CHIRP, CHIRP ClearVü |
| Maximum Range | 500 ft | – | – | – | – | – | – |
| Display Type | – | – | IPS | – | – | Keyed display | – |
| Mapping | – | Garmin Quickdraw Contours | C-MAP inland, Genesis Live | Quickdraw Contours | Garmin Quickdraw Contours | LakeVü g3, BlueChart with Navionics | Garmin Quickdraw Contours |
| Features | – | GPS | – | – | GPS | – | GPS |
| Dimensions | 5.6 × 12.9 × 4.4 inches | 9.3 × 2.3 × 5.5 inches | 8.89 × 3.48 × 5.5 inches | 3.4 × 6.1 × 7 inches | 7.4 × 2.1 × 4.5 inches | 7.4 × 4.8 × 2.4 inches | 3.9 × 1.8 × 6.9 inches |
| Weight | 15.4 ounces | 1.7 pounds | 1.5 pounds | 4.4 pounds | 1 pounds | 1 pounds | 11.2 ounces |
| Size | 0 Inch | 7" | 7 Inch | 7 Inch | 5" | – | 4" |
| Color | Black | – | Black | Black | – | – | – |
| Model | 010-13072-00 | 010-01874-00 | 000-16114-001 | 010-02552-00 | 010-01872-00 | 010-02591-51 | 010-01871-00 |
Frequently asked questions
Does the Garmin Striker Plus 7sv include side scanning like the GT36?
Yes, the Striker Plus 7sv offers side scanning capabilities. It uses CHIRP and ClearVü sonar technologies to provide detailed imaging. This allows you to see structure and fish below and to the sides of your boat. The unit integrates these features into a 7-inch display with built-in GPS mapping.
Can I use the Lowrance Eagle 7 SplitShot HD for side scanning?
The Lowrance Eagle 7 SplitShot HD focuses on Down Imaging and CHIRP sonar rather than side scanning. It features a large 7-inch IPS display for clear bottom structure visualization. This unit is designed for anglers who prioritize screen size and precise sonar imaging in US inland waters.
Which Garmin fishfinder is best for anglers on a budget?
The Garmin Striker Vivid 7cv is the recommended budget option. It provides a large 7-inch screen and custom mapping features. It delivers solid CHIRP sonar performance. However, it does not include the side scanning technology found in higher-end models like the GT36.
Is the Garmin Striker 5cv suitable for small boats?
The Garmin Striker 5cv is a compact option with a 5-inch screen. It delivers solid CHIRP sonar and custom mapping. Its smaller footprint makes it ideal for anglers who prioritize sonar clarity and mapping over large display real estate. It fits well on smaller vessels.
What sonar technologies does the Garmin ECHOMAP UHD2 54CV use?
The Garmin ECHOMAP UHD2 54CV provides clear sonar data and detailed mapping. It features a compact 5-inch keyed screen. The model number is 010-02591-51. It is designed for anglers who value clear sonar performance in a smaller form factor.
Does the Garmin Striker 4cv include GPS mapping?
Yes, the Garmin Striker 4cv includes built-in GPS features. It offers CHIRP sonar and ClearVü scanning. The unit is designed for small-boat anglers who prioritize portability and clear sonar data. It provides a 4-inch display suitable for simpler setups.
How does the Striker Plus 7sv differ from the GT36 transducer?
The Striker Plus 7sv replaces the standalone GT36 transducer with an integrated 7-inch fishfinder. You get a larger display and built-in GPS mapping, which the GT36 lacks entirely. This unit uses CHIRP and ClearVü sonar but does not include the Ultra High-Definition SideVü scanning of the GT36.
Which unit has the largest display among these alternatives?
The Garmin Striker Plus 7sv, Lowrance Eagle 7 SplitShot HD, and Garmin Striker Vivid 7cv all feature 7-inch displays. These larger screens provide more detailed views compared to the 5-inch or 4-inch options. The Lowrance model uses an IPS display for improved visibility.
