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Last Updated: June 24, 2023

Shearwater Dive Computers

Shearwater dive computers have gained widespread acclaim within the diving community due to their exceptional performance, robust construction, and feature-rich designs. Known for their intuitive interfaces, Shearwater dive computers offer divers a seamless and user-friendly experience, aided by clear and vibrant displays and easy-to-navigate menu systems.

With a product range that accommodates divers of all levels, Shearwater dive computers boast advanced features, such as support for multiple gases, integrated wireless air integration, sophisticated decompression algorithms, digital compasses, and customizable watch functions.

Shearwater Research provide regular firmware updates to ensure that their dive computers stay up to date with the latest features and improvements. Additionally, Shearwater Research offers comprehensive instructional materials and a user-friendly online platform for divers to manage and analyze their dive data efficiently. 

The Shearwater Range of Dive Computers

Over the years, Shearwater Research has introduced several highly regarded dive computer models that have become favorites among divers worldwide. These models include the Perdix AI, Teric, Petrel 3, NERD 2, and the entry-level Peregrine.

Each of these models exemplifies the company's dedication to continuous innovation and improvement. Shearwater Research consistently incorporates valuable user feedback and embraces technological advancements to deliver cutting-edge dive computers that meet the evolving needs of the diving community.

Overview of the Shearwater Peregrine

Peregrine dive computer

The Shearwater Peregrine dive computer is a remarkable entry-level option designed to cater to divers of all experience levels. It combines essential features, user-friendly design, and affordability, making it an excellent choice for recreational divers and beginners in the world of technical diving.

With a sleek and compact design, the Peregrine offers a comfortable fit on the wrist while providing easy access to critical dive information. Its intuitive menu system and simple button navigation make it effortless to navigate through settings and access important data, even for those new to dive computers.

Key Features and Functionality

The Shearwater Peregrine boasts a range of features that enhance the diving experience and promote safety underwater. Let's explore some of its key features:

Clear Display: The Peregrine features a high-resolution LCD display with large, easy-to-read digits and a backlight for enhanced visibility in various lighting conditions. The information is presented in a clear and concise manner, allowing divers to access crucial data with a quick glance.

Dive Modes and Nitrox Support: The Peregrine offers multiple dive modes, including Air, Nitrox, and Gauge mode. This versatility allows divers to customize their dives based on gas mixtures and diving profiles. Nitrox support makes it suitable for divers who prefer enriched air diving.

Dive Planning and Decompression Algorithms: The Peregrine provides divers with the ability to plan dives and utilize decompression algorithms to ensure safe ascent profiles. The dive planner feature allows divers to preview and adjust their dive parameters, such as depth and bottom time, for informed decision-making.

Shearwater Peregrine

Audible and Visual Alarms: The Peregrine is equipped with audible and visual alarms to provide critical alerts during dives. These alarms notify divers of important events such as ascent rate violations, deep stops, and low battery levels, helping to maintain a safe diving experience.

User Customization: The Peregrine offers customization options, allowing divers to personalize various settings to suit their preferences. This includes adjusting the display settings, selecting units of measurement, and configuring dive log sampling rates.

Benefits and Advantages

peregrine in action

The Shearwater Peregrine offers several benefits that make it an outstanding choice for divers:

Affordability: The Peregrine provides an affordable entry point into the world of dive computers without compromising on quality or functionality. It offers an excellent value for divers seeking a reliable and feature-rich dive computer within a budget.

Ease of Use: Designed with a user-friendly interface and intuitive navigation, the Peregrine is exceptionally easy to use, making it accessible for divers of all experience levels. The simplified menu system allows divers to focus on their dives rather than getting overwhelmed by complex settings.

Reliability and Durability: Shearwater Research is renowned for its commitment to producing durable and reliable dive computers. The Peregrine is no exception, built to withstand the rigors of diving while maintaining accurate and consistent performance.

Growing with Diver's Experience: Despite being an entry-level dive computer, it incorporates features that cater to divers' evolving needs and ambitions. For example, the Peregrine supports multiple gas mixes, enabling divers to progress to more advanced diving scenarios involving different gas combinations. This feature allows divers to expand their diving capabilities and explore a wider range of dive profiles.

Conclusion

The Shearwater Peregrine dive computer is a feature-packed and affordable option for divers looking to enhance their underwater experiences. With its user-friendly design, robust functionality, and reliability, the Peregrine offers a solid foundation for both recreational and beginner technical divers. 


Overview of the Shearwater Perdix 2

The Shearwater Perdix 2 dive computer is a designed for both recreational and technical divers looking to enhance their underwater exploration.

Featuring a durable and robust design, the Perdix is built to withstand the rigors of diving. Its rugged construction ensures durability and reliability, making it suitable for demanding diving conditions and environments. 

The Perdix AI's user-friendly interface and intuitive menu system and customizable display layouts allow divers to personalize their dive data and preferences,.

The high-resolution display provides clear and easy-to-read information, even in challenging underwater visibility conditions.

Shearwater Perdix 2


Shearwater Perdix with air transmitter

Key Features and Functionality

The Shearwater Perdix 2 offers a comprehensive range of advanced features that elevate the diving experience to new heights:

Air Integration: The Perdix AI supports wireless air integration, allowing divers to monitor their tank pressure and gas consumption directly from the dive computer. This feature provides real-time data and enhances situational awareness, promoting safer and more efficient dives.

Multiple Gas Support: The Perdix AI offers advanced capabilities for divers engaging in technical diving. It supports the use of multiple gases, allowing divers to plan and execute complex dives with different gas mixtures. This feature provides the flexibility required for decompression dives, trimix dives, and other advanced diving techniques.

Decompression Algorithms: The Perdix AI incorporates advanced decompression algorithms, ensuring safe ascent profiles and accurate dive planning. These algorithms take into account factors such as gas mixtures, dive duration, and depth to calculate decompression stops and minimize the risk of decompression sickness.

Customizable Display and Dive Logs: Divers can personalize the Perdix AI's display and dive log settings to suit their preferences. The device offers customizable layouts, allowing divers to prioritize the information they want to see during their dives. The extensive dive log memory allows for detailed post-dive analysis and logging of dive data.

Connectivity and Firmware Updates: The Perdix AI features connectivity options, enabling divers to connect their dive computer to a computer or mobile device for data transfer and firmware updates. This ensures that the device remains up to date with the latest features and improvements, keeping divers at the forefront of diving technology.

Shearwater Perdix AI Dive Computer

Benefits and Advantages

The Shearwater Perdix 2 has several benefits that set it apart as a leading choice for advanced divers:

Advanced Capabilities: With its air integration, multiple gas support, and advanced decompression algorithms, the Perdix AI empowers divers to explore more challenging and technical dives with confidence and precision. It provides the necessary tools and information for safe and successful underwater adventures.

Customization and Personalization: The Perdix AI's customizable features allow divers to tailor their dive computer to their preferences and specific diving requirements. From display layouts to dive log settings, divers have the flexibility to optimize their diving experience according to their individual needs.

Durability and Reliability: Shearwater Research is renowned for producing robust and reliable dive computers, and the Perdix AI is no exception. Its durable construction ensures that it can withstand demanding diving conditions and provides accurate and consistent performance dive after dive.

Future-Proof Technology: The Perdix AI's connectivity options and firmware update capabilities ensure that divers can stay up to date with the latest features and advancements in diving technology. This future-proof design allows divers to benefit from ongoing improvements and enhances the longevity of their dive computer.

Conclusion

The Shearwater Perdix 2 dive computer is a versatile and advanced device that offers a wide range of features and functionalities for divers seeking to push their limits. With its rugged construction, user-friendly interface, and innovative capabilities, the Perdix AI empowers divers to explore the underwater world with confidence and precision. 


Overview of the Shearwater Teric

Designed for divers who seek both advanced functionality and stylish aesthetics, the Teric offers a remarkable combination of performance and design. The Shearwater Teric dive computer excels in delivering advanced features while ensuring a visually appealing design.

With its intuitive interface and customizable options, the Teric caters to the needs and preferences of divers at all levels of experience.

Shearwater Teric

Key Features and Functionality

The Shearwater Teric dive computer boasts an impressive array of features that enhance both practicality and elegance in your diving adventures. Let's explore its key features:

Stylish Design: The Teric sets itself apart with its sleek and sophisticated design, making it a dive computer that looks as good as it performs. With customizable watch faces and interchangeable straps, the Teric allows you to express your personal style while diving.

Intuitive Interface: The Teric features a vibrant color display with an intuitive menu system, ensuring effortless navigation and quick access to vital dive information. The customizable buttons and easy-to-read layout provide a user-friendly experience, even in challenging underwater conditions.

Multiple Dive Modes: The Teric offers a range of dive modes, including Air, Nitrox, Trimix, and Freediving. This versatility allows divers to customize their diving experience according to their gas mixtures and preferences. Whether you're a recreational diver or an advanced technical diver, the Teric has you covered.

Wireless Air Integration: With the Teric's optional transmitter, you can enjoy wireless air integration, providing real-time tank pressure information and gas consumption data. This feature enhances safety and awareness during your dives.

Advanced Dive Planning: The Teric enables you to plan and preview your dives, taking into account gas mixtures, decompression requirements, and bottom times. Its advanced decompression algorithms provide accurate and reliable ascent profiles, promoting safe and efficient diving.

The Teric is a watch sized dive computer

Benefits and Advantages

The Shearwater Teric dive computer offers numerous benefits that cater to divers who value both performance and style:

Advanced Technology: The Teric incorporates cutting-edge technology to meet the demands of divers seeking advanced features and functionalities. With its wireless air integration, customizable dive modes, and advanced decompression algorithms, the Teric empowers divers to explore a wide range of diving activities with confidence.

Style and Personalization: The Teric's sleek design and customizable options allow you to express your personal style both in and out of the water. With a variety of watch faces and interchangeable straps, you can match your dive computer to your individual taste and preferences.

Intuitive and User-Friendly: The Teric's intuitive interface and easy-to-navigate menu system make it accessible to divers of all experience levels. Its clear display and customizable layout ensure that crucial dive information is readily available, enhancing the overall diving experience.

Durability and Reliability: Shearwater Research is renowned for producing durable and reliable dive computers, and the Teric is no exception. Its robust construction and quality materials ensure longevity and consistent performance, even in demanding diving conditions.

Future-Proof Connectivity: The Teric offers connectivity options for data transfer and firmware updates, ensuring that you can benefit from future improvements and advancements in diving technology. This feature keeps your dive computer up to date and enhances its functionality over time.

Shearwater Teric Dive Computer

Conclusion

The Shearwater Teric dive computer combines advanced features, stylish design, and intuitive functionality to provide divers with an exceptional diving experience. From its customizable watch faces to its wireless air integration and advanced dive planning capabilities, the Teric empowers you to explore the underwater world with confidence and style. 


Overview of the Shearwater Petrel 3 Dive Computer

As an evolution of the Petrel 2, the Petrel 3 introduces a range of advanced features and enhancements that take diving to new heights.

The Shearwater Petrel 3 dive computer represents a significant upgrade from its predecessor, incorporating advancements in technology and user-focused improvements.

It is designed to cater to the needs of both recreational and technical divers, offering a powerful and reliable tool for exploring the depths. 

Key Features and Enhancements

The Shearwater Petrel 3 dive computer introduces several key features and enhancements that enhance performance, convenience, and flexibility.

Let's take a closer look:

Petrel 3

Enhanced Display and User Interface: The Petrel 3 boasts a larger, full-color high-resolution display compared to the Petrel 2, providing improved readability and visibility in various diving conditions. The redesigned user interface offers a more intuitive and streamlined navigation experience, making it easier to access important dive information.

Extended Battery Life: The Petrel 3 offers an extended battery life, allowing for longer dive durations and multiple diving days without the need for frequent recharging or battery changes. This enhances the convenience and reliability of the dive computer, ensuring it can keep up with your diving adventures.

Bluetooth Connectivity: With built-in Bluetooth connectivity, the Petrel 3 allows for wireless data transfer and synchronization with compatible devices. This feature simplifies the process of transferring dive logs, updating firmware, and accessing additional functionalities through supported mobile applications, providing a seamless and efficient user experience.

Upgraded Hardware and Processing Power: The Petrel 3 incorporates upgraded internal hardware, resulting in faster processing speeds and improved overall performance. This translates to smoother operation, quicker data updates, and enhanced responsiveness during dives, providing a seamless and reliable user experience.

Advanced Dive Modes and Features: The Petrel 3 introduces new dive modes and features that expand its capabilities beyond those of the Petrel 2. It may offer additional gas support, extended range for depth and time measurements, enhanced decompression algorithms, and customizable settings, allowing for more versatility and adaptability to various diving scenarios.

Petrel 3 Dive Computer

Benefits and Advantages

The Shearwater Petrel 3 dive computer offers numerous benefits and advantages that cater to divers seeking cutting-edge features and top-notch performance:

Advanced Technology: The Petrel 3 incorporates the latest advancements in dive computer technology, providing divers with state-of-the-art features and functionalities. From improved display clarity to upgraded processing power, the Petrel 3 empowers divers to explore new depths with confidence.

Enhanced User Experience: With its intuitive user interface, customizable settings, and seamless connectivity options, the Petrel 3 delivers an exceptional user experience. Divers can access vital dive information with ease, customize their dive settings according to their preferences, and effortlessly transfer dive data for analysis and sharing.

Reliability and Durability: Shearwater Research is renowned for producing dive computers known for their durability and reliability, and the Petrel 3 upholds that reputation. Its rugged construction and adherence to stringent quality standards ensure that it can withstand demanding diving conditions and accompany divers on countless underwater adventures.

Future-Proof Connectivity: The Petrel 3's built-in Bluetooth connectivity and firmware update capabilities ensure that divers can stay up to date with the latest advancements and improvements. This future-proof connectivity allows for ongoing enhancements and feature additions, ensuring that the Petrel 3 remains a cutting-edge dive computer over time.

Conclusion

The Shearwater Petrel 3 dive computer is designed to take your diving experience to new heights. With its impressive features like an enhanced display, longer battery life, Bluetooth connectivity, improved hardware, and advanced dive modes, the Petrel 3 is built to provide divers with the confidence and precision they need.


Overview of the Shearwater NERD 2 Dive Computer

The Shearwater NERD 2 dive computer stands as a groundbreaking solution for divers who prefer a hands-free approach to accessing dive information.

NERD stands for "Near Eye Remote Display," and the NERD 2 builds upon its predecessor's success by introducing enhanced features and improved performance. 

Designed for divers seeking a hands-free and intuitive diving experience, the NERD 2 combines innovative technology and advanced features in a unique and compact design.

Shearwater NERD 2

Key Features and Functionality

The Shearwater NERD 2 dive computer offers a range of key features and functionalities that revolutionize the diving experience:

Hands-Free Display: The NERD 2 features a unique heads-up, near-eye display that allows divers to view critical dive information without the need to glance at their wrist or console. By placing the display near the eye, the NERD 2 offers unparalleled convenience and eliminates the need for additional equipment.

Intuitive Navigation: The NERD 2 incorporates an intuitive button and menu system that enables easy navigation and quick access to vital dive data. Divers can effortlessly scroll through menus, adjust settings, and review information, all without interrupting their dive.

High-Resolution OLED Display: The NERD 2 boasts a high-resolution OLED display that provides clear and vibrant visuals, even in low-light conditions. This ensures excellent readability and visibility, allowing divers to stay informed at all times.

Multiple Dive Modes: The NERD 2 offers various dive modes, including recreational and technical modes, as well as gauge and CCR (closed-circuit rebreather) modes. This versatility caters to divers of different skill levels and diving preferences, ensuring a tailored experience for each dive.

Wireless Transmitter Compatibility: The NERD 2 is compatible with Shearwater's wireless transmitters, allowing for convenient monitoring of tank pressure and gas information directly on the near-eye display. This feature eliminates the need for additional gauges or consoles, streamlining the diving setup.

Benefits and Advantages

The Shearwater NERD 2 dive computer offers numerous benefits and advantages for divers seeking a hands-free and streamlined diving experience:

Enhanced Convenience: The near-eye display provides unparalleled convenience, allowing divers to access critical dive information without having to shift their focus away from the underwater environment. This hands-free design enhances situational awareness and overall diving enjoyment.

Streamlined Equipment Setup: By eliminating the need for additional gauges or consoles, the NERD 2 simplifies equipment setup, reducing bulk and clutter. Divers can enjoy a streamlined and unencumbered diving experience, with critical dive information readily available at a glance.

Nerd 2

Improved Safety and Monitoring: The near-eye display ensures that divers can easily monitor essential dive parameters, such as depth, time, and no-decompression limits, without distraction. This promotes safer diving practices and allows for real-time adjustments based on the displayed information.

Compact and Lightweight Design: The NERD 2's compact and lightweight design adds minimal bulk to the diver's equipment setup, ensuring freedom of movement and reducing fatigue. Its ergonomic form factor ensures a comfortable fit, making it suitable for extended diving sessions.

Conclusion

The Shearwater NERD 2 dive computer revolutionizes the way divers access critical dive information. With its innovative hands-free near-eye display, intuitive navigation, high-resolution visuals, and wireless transmitter compatibility, the NERD 2 offers unrivaled convenience and a streamlined diving experience. 

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About the Author

Sharon McKenzie

Sharon McKenzie is an Advanced Certified Scuba Diver who loves to explore the ocean depths. She is an advocate for marine and eco conservation, promoting sustainable products. In her free time, Sharon also enjoys paddleboarding and snorkeling. She has two upcoming diving expeditions to Bali and the Great Barrier Reef, which are destinations she has always wanted to explore.

Author Web Link

Sharon McKenzie - Stand Up Paddle Boarding, Snorkeling

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