Descent X30

Dive Computer

Part Number 010-03892-10

ONLINE STORE

Feature
Specs
In The Box
Update
Accessories
Compatible Devices

Easy-to-Read
Color Display

2.4-Inch Color Display

NDL Aware
Depth Metrics

Precisely forecast NDL

Customizable Data Fields

ANSWER THE OCEAN’S CALL

The Descent X30 dive computer features a vibrant 2.4-inch display and a housing and bezel made with recycled ocean-bound plastics. With four large metal buttons, up to 30 hours of battery life and support for multiple dive profiles, it’s perfect for your next dive.

2.4-INCH VIBRANT COLOR DISPLAY

RUGGED DESIGN IS 10 ATM DIVE-RATED

4 LARGE, EASY-TO-USE LEAKPROOF BUTTONS

CHOOSE FROM MULTIPLE DIVE PROFILES

MARK ENTRY AND EXIT POINTS WITH SURFACE GPS

DIVE LONGER WITH NDL AWARE DEPTH METRICS

WHAT YOU'LL LOVE

2.4-INCH COLOR DISPLAY

See critical information and custom dive screens at a glance on a large and easy-to-read color display.

FLIP-SCREEN MODE

Orient the buttons on top of the display with flip-screen mode. Navigate your custom dive screens with up to three data fields per page. The large metal buttons are easy to use, even with gloves on.

MULTIPLE DIVE PROFILES

Enjoy support for single- and multi-gas dive profiles, including trimix.

NDL AWARE DEPTH METRICS

Extend your bottom time with NDL Aware depth metrics that work in real time to show how specific depth changes can impact your no-decompression limit (NDL).

SURFACE GPS AND COMPASS

Mark your surface entry and exit points with advanced satellite connectivity. Find your target before you dive with this GPS tool, and navigate underwater with the 3-axis digital compass.

ECO-FRIENDLY DESIGN

100% of the plastic used in the dive computer’s housing and bezel is made with recycled ocean-bound plastics.

FOR THE DIVE OF YOUR LIFE

DIVING

DYNAMIC DEPTH CHART

See your depth history during a dive, and get a clear understanding of where you have been and how it affects your decompression plan to help guide your ascent.

DIVE BANDS

The comfortable and durable hinged silicone dive band fits easily over your wetsuit. Descent X30 is also compatible with 26 mm QuickFit bands, including the bungee mount.

DIVE LOG

Store and review data for all your dives — and share via the Garmin Dive app.

GARMIN DIVE APP

Pair the app with your Descent dive computer to automatically sync and upload your dive logs.

WATER THERMOMETER

Find the thermocline with the onboard water temperature sensor.

SURFACE INTERVAL TRACKING

This feature helps you plan multiple dives in a day to ensure your body has enough time to properly off-gas.

STAY ALERT

Increase situational awareness with audible and vibration alerts.

¹Active satellite subscription required. Some jurisdictions regulate or prohibit the use of satellite communication devices. It is the responsibility of the user to know and follow all applicable laws in the jurisdictions where the device is intended to be used.

What You'll Love
Display type	LCD
Water rating	Dive (100 meters)

General
Strap material	silicone
Lens Material	Chemically strengthened glass
Bezel Material	fiber-reinforced polymer
Case material	fiber-reinforced polymer
QuickFit watch band compatible	(26 mm)
Physical size	78.7 x 61.8 x 24.7 mm Silicone band: 140-360 mm
Weight	no bands: 160 g with bands: 198.2 g
Leakproof inductive buttons
Display Size	2.4" diagonal
Display resolution	640 x 360 pixels RGB
Color display
Large font option
Battery type	Lithium ion
Battery life	Medium brightness (default): 30 hours High brightness: 10 hours Night dive: 47 hours
Charging method	Garmin proprietary clip charger
Memory/History	4 GB

Clock Features
Time/date
GPS Time Sync
Automatic daylight saving time
Stopwatch
Sunrise/sunset times

Sensors
GPS
GLONASS
Galileo
Compass
Gyroscope
Accelerometer
Thermometer
Ambient light sensor
Depth sensor

Daily Smart Features
Connectivity	Bluetooth, ANT+
Smart Notifications
Text response/reject phone call with text (Android only)
Weather forecasts
Realtime settings sync with Garmin Connect mobile	(also with Garmin Dive app)
Find My Watch
Smartphone compatibility	iPhone, Android
Passcode

Activity Profiles
Dive	Diving

Tactical Features
Dual grid coordinates

Diving Features
Dive activity maximum operating depth	100 meters
Single-gas mode
Multi-gas mode
Gauge mode
Decompression model	Bühlmann ZHL-16c with gradient factors
Nitrox support
Trimix support
Gas mixes	Air, Nitrox and Trimix, up to 100% O2; 1 bottom gas and up to 11 deco and/or backup gasses.
PO2	Up to 2.0 with customizable deco PO2 setting
Auto start/end dive
Custom end-dive timeout	(20s to 10 m)
Safety Stop	(customizable off/3min/5min)
Deep Stops	(using custom gradient factors)
Customizable conservatism	(low/medium/high or custom using gradient factors)
Dive ascent/descent rate indicator
Automatic altitude adjustment
No fly time
Dive planner	(basic NDL + multi-gas deco planner)
Backlight	(configurable intensity; always on)
Automatically saves dive entry and exit locations
Sync dive log to Garmin Dive Mobile app
Custom dive data screens
Alerts & alarms	Audible and vibration alarms for ascent rate, PO2, CNS/OTU, NDL, deco, gas switching. Customizable (up to 40) audible and/or vibration per dive mode, based on depth or time
3-axis dive compass	(with adjustable heading, quick change to 90R, 90L and reciprocal). Indicates degrees and direction back to set heading
Missed Deco Lockout	(can be disabled prior to dive with user acknowledgement)
Residual Tissue Loading Reset	(on the surface with user acknowledgement)
Surface diver status widget	(surface interval, N2/HE loading, CNS, OTU and tissue compartment status)

Boating Features
Built-in barometer and tide tables	(downloadable tides)

Training, Planning and Analysis Features
GPS speed and distance
Touch and/or button lock
Activity history on watch

Outdoor Recreation
Point-to-point navigation
Explore Nearby
Reference point
Distance to destination
GPS coordinates

Descent X30 dive computer with hinged silicone dive band
Charging clip/cable
Screen protector kit
Documentation

Descent X30

Descent X30

Dive Computer

Easy-to-ReadColor Display

NDL AwareDepth Metrics

Customizable Data Fields

ANSWER THE OCEAN’S CALL

WHAT YOU'LL LOVE

2.4-INCH COLOR DISPLAY

FLIP-SCREEN MODE

MULTIPLE DIVE PROFILES

NDL AWARE DEPTH METRICS

SURFACE GPS AND COMPASS

ECO-FRIENDLY DESIGN

FOR THE DIVE OF YOUR LIFE

DIVING

DYNAMIC DEPTH CHART

DIVE BANDS

DIVE LOG

GARMIN DIVE APP

WATER THERMOMETER

SURFACE INTERVAL TRACKING

STAY ALERT

What You'll Love

General

Clock Features

Sensors

Daily Smart Features

Activity Profiles

Tactical Features

Diving Features

Boating Features

Training, Planning and Analysis Features

Outdoor Recreation

Easy-to-Read
Color Display

NDL Aware
Depth Metrics