Shearwater Tern Dive Computer
The Shearwater Research Tern Dive Computer features an easy-to-read 360px x 360px AMOLED display and user-friendly menus. Its compact design and advanced features like 3-Gas Nitrox and wireless charging make it a top choice for recreational divers. The Tern is very similar to its "big brother", the Shearwater Teric, but at a more attractive price point with only a few sacrifices..
Take a look at our full review and see how the Shearwater Tern compares to the Shearwater Teric.
Features and Specifications of the Shearwater Tern Dive Computer
- Screen: 1.3 in AMOLED screen with toughened glass and clear visibility in different lighting conditions
- Battery: Wireless rechargeable Li-Ion battery with about 20 hours of battery life
- Depth rating: 120 m (394 ft)
- Modes: Air, Nitrox, 3-Gas Nitrox, Gauge, and Freedive
- Other features: Bluetooth, 3 axis, tilt compensated, digital compass, switchable vibration alerts, upgradeable firmware, 316 stainless bezel and buttons, and Ballistic Nylon Polymer Case
Cutting-Edge Features and Design: The Shearwater Tern dive computer boasts a 1.3-inch AMOLED screen with a high-resolution display, providing crystal-clear visibility in various lighting conditions. The watch-style design, coupled with the toughened glass and sapphire crystal window, ensures durability and easy access to vital diving data. The 316 stainless bezel and buttons add a touch of elegance to its robust design.
Multiple Diving Modes for Every Adventure: The Shearwater Tern is a versatile dive computer that supports a wide range of diving modes. Whether you're diving with air, nitrox, 3-gas nitrox, gauge, or freediving, the Tern has got you covered. With its intuitive interface and customizable settings, you can easily switch between modes and adjust parameters to suit your diving preferences.
Advanced Technology for Enhanced Safety: Safety is paramount in diving, and the Shearwater Tern is equipped with advanced technology to ensure a safe diving experience. The Tern features vibration alerts, providing haptic feedback for important notifications and alarms. This feature is particularly useful when diving in low-visibility conditions or when you need to focus on your surroundings.
Enhanced Connectivity and Data Management: The Shearwater Tern takes connectivity to the next level with its wireless technology. Using Bluetooth, you can easily connect your Tern to your smartphone or computer and download dive logs quickly. The Shearwater Cloud, available in multiple languages, allows you to store and analyze your dive data, providing valuable insights into your diving patterns and performance.
Designed and Built for Durability: When it comes to diving equipment, durability is crucial. The Shearwater Tern is depth-rated to 330 feet, making it suitable for most recreational dives. It meets engineering EN standards for dive computer compliance, ensuring its reliability and accuracy. The Tern's rugged construction and quality craftsmanship make it a trusted companion for all your underwater adventures.
Customization Options for Personal Style: The Shearwater Tern not only excels in functionality but also allows you to express your personal style. With multiple clock faces, configurable color UX, and alternative color Remora™ bands available, you can customize your Tern to match your individual preferences. The Remora™ quick release system makes it easy to switch between straps, offering versatility and practicality.
A Comparison between the Shearwater Teric and the Shearwater Tern Dive Computers
| Feature | Shearwater Teric | Shearwater Tern |
|---|---|---|
| Display | 1.39-inch AMOLED screen with deep blacks and vibrant colors. | 1.3-inch AMOLED screen with deep blacks and vibrant colors. |
| Dive Modes | Air, Nitrox, 3-Gas Nitrox, Gauge, Freedive, OC Technical, CC/BO. | Air, Nitrox, 3-Gas Nitrox, Gauge, Freedive. |
| Air Integration | Supports up to 4 transmitters for monitoring multiple tanks. | Not available. |
| Digital Compass | Integrated 3-axis, tilt-compensated digital compass. | Not available. |
| Depth Rating | Up to 200 meters (660 feet). | Up to 120 meters (394 feet). |
Related Underwater Gear Categories:
- Modes
- Air: Simple air mode for everyday diving.
- Nitrox: Single gas Nitrox up to 40%.
- 3 Gas Nitrox: 3 Gas switchable underwater with full decompression support. Up to 100% O2.
- Gauge: Bottom timer with stopwatch and dive logging.
- Freediving: Configurable sampling rates and alarms.
- Features
- Decompression Computer
- Air Integrated (Tern TX model only)
- Connects up to 4 Transmitters (Tern TX model only)
- 3-axis, tilt-compensated, digital compass (Tern TX model only)
- Bluetooth wireless technology
- Switchable vibration alerts
- Upgradeable Firmware
- 316 Stainless Bezel & Buttons
- 22mm Strap Size with quick connect (one long and one short strap included)
- Ballistic Nylon Polymer Case
- Optional Add-Ons & Accessories: Swift Smart AI Transmitter, Remora™ band available in 5 colors, Remora™ webbing straps available in 3 colors.
- Specifications
- Screen Resolution: 360 x 360
- Display Type: Full Color AMOLED
- Screen Brightness: Minimum 300 nits, Typical at 350 nits
- Display Size: 3.30cm / 1.3"
- Toughened Glass Window: Yes
- Battery Type: Rechargeable Li-ion Battery (Factory Replaceable)
- Battery Life: Up to 20 Hours (Medium Brightness), Up to 6 months (Standby)
- Wireless Charging Station: Yes
- Number of Gases: 3 OC (Open Circuit)
- Depth Rating: 120m / 394ft
- Dive Log Capacity (10-second rate): 500 Hours
- Size (Dive Computer): Diameter - 50mm, Thickness - 16mm
- Weight (Dive Computer): 100g
- Shearwater Tern Dive Computer
- USB-C powered Wireless Charging Dock
- Extender Strap
- Case
- MFG 2 Year Limited Warranty
We offer lifetime support with all purchases.
Please call or email us with any questions; our knowledgeable staff would love to assist you.
1. What are the key features of the Shearwater Tern?
The Shearwater Tern is a compact dive computer featuring a full-color AMOLED display, multiple diving modes (Air, Nitrox, 3 Gas Nitrox, Gauge, and Freediving), Bluetooth wireless technology, switchable vibration alerts, and a rechargeable lithium-ion battery. It is designed with a 316 stainless steel bezel and buttons, and a ballistic nylon polymer case, ensuring durability and reliability.
2. How does the Shearwater Tern differ from the Tern TX model?
While both models share core features, the Tern TX includes additional functionalities such as air integration, allowing connection with up to four transmitters, and a 3-axis, tilt-compensated digital compass. The Tern TX also features a black bezel, distinguishing it visually from the standard Tern's silver bezel.
3. What is the battery life of the Shearwater Tern?
The Tern offers up to 20 hours of battery life at medium brightness settings. It utilizes an internal rechargeable lithium-ion battery and comes with a wireless charging station for convenient recharging.
4. Is the Shearwater Tern suitable for freediving?
Yes, the Tern includes a dedicated Freediving mode, making it suitable for both scuba diving and freediving enthusiasts.
5. Does the Shearwater Tern support air integration?
No, the standard Tern model does not support air integration. Divers seeking air integration capabilities should consider the Tern TX model, which can connect with up to four transmitters.
6. How should I maintain and store my Shearwater Tern?
After each dive, rinse the Tern thoroughly in clean water and store it dry. Avoid using high-pressure water or compressed air for cleaning. Before storage, fully charge the device and top up the battery every few months to prevent complete discharge, which can damage the battery.
7. Can I change the color of the bezel and buttons on the Tern?
No, the silver bezel and buttons are unique to the Tern model and cannot be changed. In case of damage, parts can be replaced by an authorized service center.
8. Does the Shearwater Tern have audible alarms?
No, the Tern utilizes a powerful, customizable vibration alert system instead of audible alarms.
9. How often does the Shearwater Tern need servicing?
Shearwater recommends servicing the Tern every two years at an authorized service center to ensure optimal performance.
10. Is the Shearwater Tern compatible with the Remora band?
Yes, the Tern is compatible with Shearwater's Remora band, an easily swappable dive computer bracelet available in five colors, offering customization options for divers.
