Descent™ X30 Dive Computer

Garmin Descent™ X30 Dive Computer

The Garmin Descent X30 is a rugged dive computer built for easy readability and confident control underwater. It features a vibrant 2.4-inch color display, four large leakproof metal buttons, and support for multiple dive profiles for recreational and advanced diving. 

Key Features

• Large 2.4-inch color display for clear dive data visibility

• Rugged 10 ATM dive-rated design for diving to 100 meters

• Four large leakproof metal buttons designed for glove-friendly control

• Up to 30 hours of battery life at medium brightness (dive mode)

• NDL Aware depth metrics help show how depth changes can impact no-decompression limits

Navigation and GPS

• Surface GPS to mark entry and exit points with advanced satellite connectivity

• Navigate underwater using the built-in 3-axis digital compass

• GPS navigation tools support saving locations and navigating to locations on the surface

Display and User Interface

• Display size: 2.4-inch diagonal color display

• Display resolution: 640 x 360 pixels (RGB)

• Flip-screen mode to orient the buttons on top of the display

• Custom dive screens with up to three data fields per page

• Large font option for improved readability

Diving Modes and Capabilities

• Supports single-gas and multi-gas dive profiles, including trimix

• Modes include single-gas, multi-gas, and gauge

• Decompression model: Bühlmann ZHL-16C with configurable gradient factors

• Automatically saves dive entry and exit locations

• Stores and reviews dives and syncs to the Garmin Dive app

Extras for Technical Divers

• Trimix support with multi-gas planning and adjustable gradient factors

• Customizable alerts and alarms with audible and vibration options

• Dive planner support, including NDL and multi-gas decompression planning

• 3-axis dive compass with adjustable heading and directional guidance

:contentReference[oaicite:6]{index=6}

Perfect For

• Divers who want a large, easy-to-read display with button-based control

• Recreational divers who want surface GPS entry and exit point marking

• Advanced divers who need multi-gas support including trimix

• Divers who prefer a glove-friendly interface with strong readability

What's In The Box

• Descent X30 dive computer with hinged silicone dive band

• Charging clip and cable

• Screen protector kit

• Documentation

Fit and Sizing

• Physical size: 78.7 x 61.8 x 24.7 mm

• Silicone band fits wrist circumference: 140 to 360 mm

• Compatible with 26 mm QuickFit bands

• Weight: 160 g (no bands) and 198.2 g (with bands)