The Shearwater Perdix 2 Ti is a rugged and advanced dive computer, perfect for technical divers who demand durability, precision, and customizable features.

Final Verdict: ★★★★★ (4.84/5)

Shearwater Perdix 2 Ti

The Shearwater Perdix 2 Ti is a powerhouse dive computer designed for technical divers who demand precision, reliability, and durability in extreme conditions. Featuring a rugged titanium bezel, a scratch-resistant sapphire crystal screen, and support for advanced dive modes, the Perdix 2 Ti is built to handle the most challenging underwater environments.

Whether you’re navigating deep technical dives, managing multiple gas mixes, or exploring with a closed-circuit rebreather (CCR), the Perdix 2 Ti delivers unmatched performance. Its large, customizable display and user-replaceable battery make it both intuitive and dependable, ensuring a seamless experience for technical divers of all levels.

Best For: Extreme technical divers seeking durability, advanced functionality, and long-lasting reliability.

Design and Build

The Shearwater Perdix 2 Ti combines rugged durability with an intuitive design, making it one of the most reliable dive computers for technical diving.

Key Features

• Titanium Bezel: The titanium bezel enhances durability while keeping the computer lightweight, ensuring it can withstand the toughest diving conditions.
• Sapphire Crystal Screen: The screen is scratch-resistant and provides exceptional clarity, even after prolonged use in harsh environments.
• Large Display: Its oversized screen ensures that critical dive information is easy to read, even in low-light or murky conditions.
• Ergonomic Build: Designed to sit comfortably on the wrist, the Perdix 2 Ti minimizes bulk without sacrificing functionality.
• Depth Rating: Rated to 260 meters (850 feet), it exceeds the depth requirements for most technical dives.

Durability

Built with premium materials, the Perdix 2 Ti is engineered to handle extreme depths, accidental impacts, and corrosive underwater conditions, making it a reliable companion for technical and exploratory diving.

Aesthetics

The sleek titanium bezel and minimalist design give the Perdix 2 Ti a professional and robust appearance, reflecting its high-performance capabilities.

Score for Design and Build: 5.0/5

The Shearwater Perdix 2 Ti sets the standard for technical dive computers with its rugged, ergonomic, and visually impressive design.

Display and Readability

The Shearwater Perdix 2 Ti excels in providing a large, vibrant display that ensures critical dive information is easy to read, even in challenging underwater conditions.

Key Features

• High-Resolution LCD Screen: The large, full-color LCD display delivers crisp, clear information, making it ideal for low-light or deep dives.
• Customizable Layouts: Divers can configure the display to prioritize essential metrics such as depth, decompression stops, and gas pressures.
• Adjustable Brightness: The backlighting is customizable, ensuring visibility in all lighting conditions while helping to conserve battery life.
• Wide Viewing Angle: The screen maintains clarity and readability even when viewed at an angle, enhancing usability in dynamic diving situations.

Strengths

• The large screen provides ample space for displaying multiple metrics without clutter.
• Adjustable brightness and high contrast ensure visibility in low-visibility or high-glare environments.
• Customization options allow divers to adapt the display to their specific dive preferences.

Limitations

• The LCD screen, while clear and vibrant, doesn’t match the contrast and sharpness of AMOLED displays found in compact models like the Shearwater Teric.

Score for Display and Readability: 4.5/5

The Shearwater Perdix 2 Ti delivers exceptional readability and customization, though its LCD technology slightly lags behind AMOLED options in display sharpness.

Features and Functionality

The Shearwater Perdix 2 Ti is packed with advanced features tailored to the needs of technical divers, making it one of the most versatile dive computers on the market.

Key Features

• Advanced Dive Modes:
  • Air and Nitrox: Ideal for recreational and technical diving.
  • Trimix Support: Handles helium-based gas mixtures for deep dives.
  • Closed-Circuit Rebreather (CCR): Full CCR support with constant PO₂ monitoring for technical divers.
  • Gauge Mode: Functions as a bottom timer for divers using external tables.
• Customizable Decompression Algorithm:
  • Uses the Bühlmann ZHL-16C algorithm with gradient factor adjustments, allowing divers to tailor decompression settings to their needs.
• Air Integration:
  • Supports up to four wireless transmitters for real-time tank pressure monitoring, crucial for multi-tank setups.
• Customizable Display Layouts:
  • Divers can configure the screen to prioritize key metrics, ensuring essential data is easy to access.
• Wireless Connectivity:
  • Bluetooth-enabled for seamless syncing with the Shearwater Cloud app for logging dives and performing firmware updates.
• User-Replaceable Battery:
  • Operates on a standard AA battery, offering up to 40 hours of dive time, ensuring reliability on extended trips.

Strengths

• Comprehensive dive mode options support a variety of diving styles and technical needs.
• Air integration enhances safety and efficiency in managing complex gas setups.
• The customizable algorithm allows for precise decompression planning.

Limitations

• The Perdix 2 Ti is not designed for non-diving functions like fitness tracking or smartwatch features.
• Its larger size, while functional, may feel bulky for some divers.

Score for Features and Functionality: 5.0/5

The Shearwater Perdix 2 Ti delivers a complete package of advanced features, making it one of the most capable dive computers for technical diving.

Ease of Use

The Shearwater Perdix 2 Ti is designed to offer a balance of advanced functionality and intuitive operation, ensuring ease of use for technical divers.

Key Features

• Two-Button Navigation:
  • The straightforward two-button interface allows divers to easily navigate menus and adjust settings, even while wearing gloves.
• Intuitive Menu System:
  • Organized menus and clear labeling make accessing and configuring features simple, even for less experienced technical divers.
• Customizable Layouts:
  • Divers can tailor the display to prioritize essential data, streamlining the information available during complex dives.
• Pre-Dive Checklist:
  • Built-in tools guide divers through pre-dive preparation, ensuring that all settings are configured correctly before entering the water.
• Quick Gas Switching:
  • Easy gas switch functionality simplifies multi-gas management during dives, enhancing safety and efficiency.

Strengths

• The interface is intuitive, making it accessible to divers transitioning into technical diving.
• Customizable display layouts reduce information overload by prioritizing key metrics.
• Two-button navigation keeps the design simple without sacrificing control.

Limitations

• The lack of a touchscreen interface may feel outdated compared to some newer models, though it enhances reliability underwater.
• The large size, while providing more screen space, may take time to adjust to for divers accustomed to compact devices.

Score for Ease of Use: 4.5/5

The Shearwater Perdix 2 Ti strikes an excellent balance between advanced functionality and simplicity, ensuring that technical divers can focus on their dive rather than navigating complex menus.

Battery Performance

The Shearwater Perdix 2 Ti excels in battery performance, offering flexibility and reliability for technical divers who require dependable power during extended or remote dives.

Key Features

• User-Replaceable AA Battery:
  • Operates on a standard AA battery, providing unparalleled convenience and flexibility.
  • Compatible with alkaline, lithium, or NiMH rechargeable batteries, allowing divers to choose their preferred power source.
• Extended Battery Life:
  • Provides up to 40 hours of dive time with a single lithium AA battery, ensuring reliability for multi-day diving trips.
• Battery Status Indicator:
  • Clear on-screen notifications keep divers informed of remaining power, allowing for timely replacements.
• Travel-Friendly Design:
  • The use of widely available AA batteries eliminates the need for proprietary chargers, making the Perdix 2 Ti ideal for remote locations or extended expeditions.

Strengths

• Long battery life ensures the computer remains powered during extended or consecutive dives.
• The ability to use standard AA batteries reduces downtime and eliminates reliance on specific charging accessories.
• A clear battery status indicator enhances preparedness and reduces the risk of mid-dive power loss.

Limitations

• Requires carrying spare AA batteries for extended trips, though this is a minor inconvenience compared to proprietary battery solutions.

Score for Battery Performance: 5.0/5

The Shearwater Perdix 2 Ti offers exceptional battery performance with its user-replaceable design, ensuring reliability and convenience for technical divers.

Value for Money

The Shearwater Perdix 2 Ti delivers exceptional value for technical divers, offering advanced features, premium materials, and unmatched reliability at a competitive price point.

Why It’s Worth the Investment

• Rugged Durability: The titanium bezel and sapphire crystal screen ensure long-lasting performance, even in extreme diving conditions.
• Advanced Functionality: Supports a wide range of dive modes, including CCR and trimix, meeting the demands of technical and exploratory divers.
• Customizability: Fully customizable display layouts and decompression settings provide a tailored experience for divers.
• Battery Flexibility: The user-replaceable AA battery eliminates the need for proprietary charging solutions, reducing long-term costs.
• Air Integration: Supports up to four transmitters for precise multi-tank monitoring, a premium feature often found in higher-priced models.

Considerations

• Price Point: At ~$1,200 USD, the Perdix 2 Ti is a significant investment, though justified by its robust construction and advanced features.
• No Smartwatch Features: Unlike models like the Shearwater Teric, the Perdix 2 Ti focuses solely on diving, offering no additional functionality for everyday use.

Score for Value for Money: 4.5/5

The Shearwater Perdix 2 Ti offers outstanding value for technical divers, delivering a top-tier feature set and durability that justifies its premium price.

Pros and Cons

Summary

The Shearwater Perdix 2 Ti is a top-tier technical dive computer that excels in durability, functionality, and reliability. While its larger size and lack of smartwatch features may not appeal to some, it remains a trusted choice for technical divers seeking precision and advanced capabilities.

Comparison

The Shearwater Perdix 2 Ti is a powerhouse among technical dive computers, known for its rugged durability, customizable display, and advanced functionality. To provide a comprehensive perspective, it is compared to two other top-tier models: the Shearwater Teric, a compact and stylish dive computer offering similar technical features with a sleek smartwatch design, and the Heinrichs Weikamp OSTC 4, a cutting-edge device prized for its high-resolution display and open-source firmware.

Each of these models brings unique strengths to the table, catering to different preferences and diving styles. For a detailed side-by-side comparison, including features, pricing, and best-use scenarios, visit our dedicated comparison page:

 Shearwater Perdix 2 Ti vs Shearwater Teric vs Heinrichs Weikamp OSTC 4.

Overall Rating

The Shearwater Perdix 2 Ti is a top-performing dive computer for technical diving, combining advanced features, rugged durability, and exceptional usability.

The Shearwater Perdix 2 Ti is an outstanding dive computer for technical divers, offering durability, flexibility, and advanced functionality that justify its premium price. Its large display, customizable layouts, and user-replaceable battery make it a reliable companion for the most demanding underwater adventures.