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Garmin 010-01960-01 GT20-TM Transducer vs HawkEye DT1H Handheld Depth Finder with

Updated August 2026 — Garmin 010-01960-01 GT20-TM Transducer wins on depth and features, HawkEye DT1H Handheld Depth Finder with wins on portability and ease of use.

The Garmin GT20-TM Transducer offers superior depth capabilities and advanced features, making it ideal for serious anglers, while the HawkEye DT1H is a portable and user-friendly option for casual users.

Why Garmin 010-01960-01 GT20-TM Transducer is better

Depth Capability

Garmin can read depths up to 1,900 ft.

Advanced Features

Garmin provides enhanced sonar imaging.

Installation Options

Garmin includes mounts for various installations.

Why HawkEye DT1H Handheld Depth Finder with is better

Portability

HawkEye is compact and handheld.

Ease of Use

HawkEye requires no installation.

Price

HawkEye is cheaper at $84.03.

Overall score

Garmin 010-01960-01 GT20-TM Transducer
85
HawkEye DT1H Handheld Depth Finder with
70

Specifications

SpecGarmin 010-01960-01 GT20-TM TransducerHawkEye DT1H Handheld Depth Finder with
Max Depth1900 ft300 ft
Temperature SensorYesYes
Transducer TypeMountedHandheld
Frequency77/200 kHzN/A
Sales Rank1591423105

Dimension comparison

Garmin 010-01960-01 GT20-TM TransducerHawkEye DT1H Handheld Depth Finder with

Overview of the Garmin 010-01960-01 GT20-TM Transducer and HawkEye DT1H Handheld Depth Finder

The Garmin 010-01960-01 GT20-TM Transducer is priced at $91.79, while the HawkEye DT1H Handheld Depth Finder costs $84.03, making it about 17% cheaper than the Garmin model. Both devices cater to anglers and boaters but differ significantly in design and functionality. The Garmin transducer is designed for installation on boats, offering deeper depth readings, whereas the HawkEye is a portable device ideal for casual use.

Design and Portability

The HawkEye DT1H is a compact handheld device, making it easy to transport and use in various locations like docks or shorelines. This portability is a significant advantage for users who require quick depth readings without the hassle of installation. In contrast, the Garmin GT20-TM is a transducer designed for mounting on a boat, featuring a 20 ft. transducer cable. While the Garmin offers a more permanent solution, it lacks the convenience of portability that the HawkEye provides.

Depth Capability

When it comes to depth capability, the Garmin GT20-TM excels with a maximum depth of 1,900 ft. using traditional sonar and 750 ft. with ClearVü technology. The HawkEye DT1H, on the other hand, has a maximum depth reading of 300 feet. This substantial difference makes the Garmin a more suitable choice for serious anglers who need to probe deeper waters, while the HawkEye is more than sufficient for shallow water fishing or casual boating.

Temperature Measurement

Temperature measurement is a key feature for many anglers, and both devices offer this functionality. The Garmin GT20-TM comes equipped with a built-in fast response temperature sensor, providing real-time water temperature readings as part of its sonar capabilities. The HawkEye DT1H also displays water temperature but is primarily focused on depth readings. Therefore, for users who prioritize detailed underwater conditions, the Garmin's integrated temperature sensor adds considerable value.

Installation and Ease of Use

The Garmin GT20-TM includes transom and trolling motor mounts, along with installation instructions, allowing for a straightforward setup on various boats. However, this installation may be daunting for some users. In contrast, the HawkEye DT1H's handheld design means it requires no installation, making it instantly usable right out of the box. For those who may not be comfortable with technical installations, the HawkEye offers a significant advantage in ease of use.

Target Audience

The target audience for these two products varies considerably. The Garmin GT20-TM, with its advanced features and deeper depth capabilities, is aimed at serious fishermen and boating enthusiasts who require a robust and permanent solution. Its sales rank of 15,914 reflects its popularity among this demographic. Conversely, the HawkEye DT1H is designed for casual users, such as kayakers or weekend boaters. Its sales rank of 23,105 suggests it appeals to a broader audience looking for a simple, effective depth measurement tool.

Performance

In terms of performance, the Garmin GT20-TM consistently displays fish arches and provides clear images of objects and structures underwater. This enhanced sonar capability is beneficial for serious anglers looking for detailed information about underwater environments. The HawkEye DT1H, while effective for quick depth readings, does not offer the same level of detail or advanced imaging features. Thus, for users focused on performance and detailed insights, the Garmin stands out as the superior option.

Which should you buy?

Choosing between the Garmin 010-01960-01 GT20-TM Transducer and the HawkEye DT1H Handheld Depth Finder ultimately depends on your specific needs. If you seek a portable and easy-to-use depth finder without the need for installation, the HawkEye is an excellent choice at $84.03. However, if you require deeper depth capabilities, enhanced sonar features, and are willing to invest a bit more at $91.79, the Garmin GT20-TM offers significant advantages for serious fishing and boating enthusiasts.