​The Shearwater Tern TX

​The Shearwater Tern TX

Posted by Dive Professional: William Taylor on on 24th Jan 2024

The Shearwater Tern TX, a recently released dive computer, stands out as a groundbreaking innovation in this field. This article provides a comprehensive review of the Shearwater Tern TX, examining its features, usability, performance, and how it compares to its predecessors and competitors.

Introduction to the Shearwater Tern TX

The Shearwater Tern TX is a dive computer that has been eagerly anticipated by the diving community. Known for its cutting-edge technology and user-friendly design, Shearwater Research has a reputation for producing high-quality dive computers that cater to both recreational and technical divers. The Tern TX is their latest offering, combining advanced features with a new level of intuitiveness in its operation.

Design and Build

The Tern TX boasts a robust design that is both functional and aesthetically pleasing. The materials used are high-grade, ensuring durability and resistance to the harsh marine environment. The computer features a large, clear display, making it easy to read underwater, a critical aspect for safety and convenience. The ergonomic design fits comfortably on the wrist and can be easily operated, even with gloves on.

Advanced Features

Nitrox and Trimix Compatibility

One of the standout features of the Tern is its compatibility with both nitrox and trimix gases, making it suitable for a wide range of diving activities, from recreational to technical and deep dives.

Customizable Display

The customizable display is a significant advantage, allowing divers to tailor the screen to show the information most important to them, such as depth, dive time, and decompression information.

Multi-Gas Capability

The multi-gas capability is a feature that technical divers will particularly appreciate, as it allows the planning and execution of complex dives with multiple gas switches.

Integrated Digital Compass (TX Only)

The integrated digital compass enhances navigation capabilities, a feature that is invaluable in areas with low visibility or complex underwater terrain.

User Interface and Ease of Use

The Shearwater Tern TX stands out for its user-friendly interface. The menu is intuitive, making it easy for divers to access and adjust settings both on land and during a dive. This ease of use does not come at the expense of functionality, as the computer offers a wide range of settings and options for different diving scenarios.

Connectivity and App Integration

In today's digital world, connectivity is key. The Tern TX offers seamless integration with mobile apps, allowing divers to log and analyze their dives effortlessly. This feature not only enhances the diving experience but also plays a crucial role in dive planning and tracking diver's progress and experiences over time.

Battery Life and Charging

Battery life is a critical aspect of any dive computer, and the Tern TX excels in this area. The rechargeable battery provides ample power for multiple dives, even on long trips. The charging process is straightforward, adding to the overall convenience.

Safety Features

Safety is paramount in diving, and the Tern TX includes several features to enhance diver safety. These include audible and visual alarms, decompression calculations, and ascent rate monitoring, ensuring divers remain within safe diving limits.

Performance in Various Diving Conditions

The Tern TX's performance in different diving conditions is exceptional. Whether in cold, deep waters or warm, shallow reefs, the computer provides accurate readings and reliable performance, enhancing the diver's confidence and safety.


The Shearwater Tern TX is more than just a dive computer; it's a testament to the advancement of diving technology, offering an unparalleled blend of functionality, safety, and user-friendliness. Whether you are a novice diver or a seasoned technical diver, the Tern TX is designed to enhance your diving experience, providing the necessary tools to explore the underwater world with confidence and safety. As diving continues to evolve, products like the Shearwater Tern TX set new standards, pushing the boundaries of what is possible in scuba diving technology.

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