Garmin Descent X50i Dive Computer

SKU: GRMDX50I MFR: 010-02853-00

Key Features

  • Experience reliable air integration with Subwave tech for safer dives every time.
  • Dive confidently with multi-gas mode; supports Nitrox, Trimix, and up to 100% O2 mixes.
  • Intuitive interface & preloaded maps offer superior underwater navigation & orientation.
  • Long battery life supports extended dives; enjoy up to 20 hours in night dive mode.
  • Clear data logging via Garmin Dive app; sync your dive logs effortlessly post-dive.
  • Nitrox compatibility ensures optimal gas mixes, maximizing your dive time safely.
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Garmin Descent X50i Dive Computer Specifications

What You'll Love

What You'll Love

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  • Built-in mapping

    Yes

  • LED flashlight

    Yes

  • Display type

    LCD

  • Touchscreen

    Yes

  • Water rating

    Dive (200 meters)

General

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  • Material

    Strap: Elastic nylon with adjustment locking buckles
    Lens: Sapphire crystal
    Bezel: Fiber-reinforced polymer
    Case: Fiber-reinforced polymer

  • QuickFit watch band compatible

    Yes (20mm)

  • Leakproof inductive buttons

    Yes

  • Display Size

    3" (7.6cm) diagonal

  • Display resolution

    640 x 360 pixels RGB

  • Color display

    Yes

  • Battery life

    Medium brightness (default): 16 hours
    High brightness: 13 hours
    Night dive: 20 hours

  • Charging method

    Garmin proprietary clip charger

  • Memory/History

    32GB

  • Dimensions

    2.5 x 1 x 3.9" (62.4 x 98.3 x 24.5mm)
    Nylon band: 14.9" (38cm)

  • Weight

    No bands: 8.9 oz (253g)
    nylon band (band and buckle): 9.9 oz (280g)

Clock Features

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  • Time/date

    Yes

  • GPS Time Sync

    Yes

  • Automatic daylight saving time

    Yes

  • Stopwatch

    Yes

  • Sunrise/sunset times

    Yes

Sensors

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  • GPS

    Yes

  • GLONASS

    Yes

  • Galileo

    Yes

  • Compass

    Yes

  • Gyroscope

    Yes

  • Accelerometer

    Yes

  • Thermometer

    Yes

  • Ambient light sensor

    Yes

  • Depth sensor

    Yes

Daily Smart Features

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  • Connectivity

    Bluetooth, ANT+, Wi-Fi, Subwave

  • Smart Notifications

    Yes

  • Text response/reject phone call w/text

    Yes (Android only)

  • Weather forecasts

    Yes

  • Realtime settings sync

    Yes (with Garmin Connect mobile)

  • Find My Watch

    Yes

  • Smartphone compatibility

    iPhone, Android

Tactical Features

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  • Dual grid coordinates

    Yes

Diving Features

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  • Dive activity maximum operating depth

    656' (200m)

  • Single-gas mode

    Yes

  • Multi-gas mode

    Yes

  • Gauge mode

    Yes

  • APNEA mode

    Yes

  • Decompression model

    Buhlmann ZHL-16c with gradient factors

  • Nitrox support

    Yes

  • Trimix support

    Yes

  • Closed Circuit Rebreather (CCR)

    Yes

  • 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

  • Subwave Support

    Yes

  • Air integration

    Yes (via Subwave)

  • Number of transmitters supported

    8

  • Gas time remaining

    Yes

  • Gas consumption rate

    Yes

  • Auto start/end dive

    Yes

  • Custom end-dive timeout

    Yes (20s to 10 m)

  • Safety Stop

    Yes (customizable off/3min/5min)

  • Deep Stops

    Yes (using custom gradient factors)

  • Customizable conservatism

    Yes (low/medium/high or custom using gradient factors)

  • Dive ascent/descent rate indicator

    Yes

  • Automatic altitude adjustment

    Yes

  • No fly time

    Yes

  • Dive planner

    Yes (basic NDL + multi-gas deco planner)

  • Backlight

    Yes (configurable time and intensity; auto-on at depth)

  • Automatically saves

    Yes (dive entry and exit locations)

  • Sync dive log to Garmin Dive Mobile app

    Yes

  • Custom dive data screens

    Yes

  • Alerts & alarms

    Audible and vibration alarms for ascent rate, PO2, CNS/OTU, NDL, deco, gas switching, tank pressure, gas consumption rate. Customizable (up to 40) audible and/or vibration per dive mode, based on depth or time

  • 3-axis dive compass

    Yes (with adjustable heading, quick change to 90R, 90L and reciprocal). Indicates degrees and direction back to set heading

  • Missed Deco Lockout

    Yes (can be disabled prior to dive with user acknowledgement)

  • Residual Tissue Loading Reset

    Yes (on the surface with user acknowledgement)

  • Surface diver status widget

    Yes (surface interval, N2/HE loading, CNS, OTU and tissue compartment status)

Boating Features

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  • Available Boating Profiles

    Boating, Sailing, Sail Racing

  • Built-in barometer and tide tables

    Yes (downloadable tides)

Training, Planning and Analysis Features

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  • GPS speed and distance

    Yes

  • Touch and/or button lock

    Yes

  • Activity history on watch

    Yes

Outdoor Recreation

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  • Point-to-point navigation

    Yes

  • Reference point

    Yes

  • Distance to destination

    Yes

  • Preloaded road and trail maps

    Yes

  • Downloadable cartography support

    Yes

  • GPS coordinates

    Yes

Battery

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  • Battery Info

    Required, included

  • Battery Material

    Lithium ion

  • Battery Type

    Non-universal

  • Battery Quantity

    1

  • UPC Code

    753759340513

1 Accessories for Garmin Descent X50i Dive Computer

  • All Accessories (1)
  • Emergency & Signal Accessories (1)

About Garmin Descent X50i Dive Computer

The ocean is always calling, and with the Garmin Descent X50i dive computer, you’re ready to answer. Designed for serious divers, the X50i combines powerful technology and user-friendly design to ensure you have all the essential information at your fingertips. The vibrant 3-inch color touchscreen display lets you view DiveView maps, projected ascent profiles, and in-dive depth charts with ease, ensuring critical information is accessible at a glance, even in challenging underwater conditions.

Engineered for the Depths with Rugged Garmin Durability

Built for reliability, the Garmin Descent X50i dive computer is crafted with a durable sapphire lens, leakproof metal buttons, and a rugged 20 ATM dive rating to withstand the pressures of deep dives. Its integrated backup dive light enhances visibility when you need it most, providing peace of mind for every dive. With its enduring design, the X50i ensures that you’re equipped to tackle any underwater adventure.

Engineered for the Depths with Rugged Garmin Durability

Stay Connected Underwater with SubWave Sonar Technology

The Garmin Descent X50i goes beyond traditional dive computers with SubWave sonar technology, allowing you to stay connected with your dive buddies. This advanced sonar system enables preset diver-to-diver messaging up to 30 meters, keeping you in touch throughout the dive. For added safety and team awareness, the X50i also monitors tank pressures and depths for up to 8 divers within a 10-meter range when paired with the Descent T2 transceiver (sold separately).

Stay Connected Underwater with SubWave Sonar Technology

Comprehensive Dive Preparation with DiveView Maps

With DiveView maps, the Garmin Descent X50i offers access to bathymetric depth contours for over 4,000 dive sites worldwide. These maps provide essential insights to help you plan your dive, allowing you to explore new locations confidently and with greater situational awareness. DiveView maps bring clarity and depth to your underwater journeys, making every dive a well-informed adventure.

Comprehensive Dive Preparation with DiveView Maps

Dive Logs and Sharing with Garmin Dive App Integration

Keep track of your dive history with the Descent X50i’s extensive dive log, which stores data from up to 200 dives. With Garmin Dive app integration, you can easily review and share your dives, connecting with other divers and sharing your experiences. The Garmin Descent X50i dive computer not only empowers you during your dive but also keeps your memories alive long after you surface.

Dive Logs and Sharing with Garmin Dive App Integration

The Ocean Is Calling. You Are Bold Enough To Answer.
Bigger. Bolder. Brighter. The Descent X50i dive computer features a 3-inch touchscreen display to show your dive stats in stunning detail.

• 3" vibrant color touchscreen display makes data more visible
• 20 ATM dive-rated with leakproof buttons
• Subwave sonar-based diver messaging
• Choose from multiple dive modes
• Diveview color maps with depth contours and dive sites
• Integrated backup dive light shows you the way

What You'll Love

3" Vibrant Color Touchscreen Display
The large color screen allows for more data to be visible and makes critical information such as the projected ascent dive profile and in-dive depth chart easily readable at a glance. And the touchscreen makes setup easy above the surface.

Air Integration
Pair with the Descent T2 transceivers (sold separately) for integrated tank pressure monitoring of up to 8 tanks via the SubWave sonar data network.

Subwave Sonar Networking
Exchange preset diver-to-diver messages up to 30 meters as well as monitor tank pressure, depth and distance for up to 8 divers within a range of 10 meters.

Diveview Maps
An extension of preloaded TopoActive maps, DiveView maps offer bathymetric depth contours for 4,000+ dive sites to help you find where to dive and provide information to prepare you.

Technical Data Fields
See multiple data fields that will help you understand your current decompression needs and make real-time decisions with confidence.

Built for New Depths
The Descent X50i dive computer features a sapphire lens, integrated dive light, 20 ATM dive rating and leakproof metal buttons - ready for you to take on the most technical dives.

For The Dive of Your Life

Ascent Dive Profile
See an advanced decompression data plan based on your depth and how long you have been diving to help guide your ascent.

Depth Chart and Depth History In-Dive
See your depth history during a dive, and get, a clear understanding of where you have been and how it affects your decompression plan.

Dive Bands
Descent X50i features dual elastic bands designed for both comfort and durability, rigorously tested to ensure longevity in harsh conditions.

Dive Log
Store and review data for up to 200 dives - and share via the Garmin Dive app.

Customizable Dive Modes
Add additional screens for each dive mode that features the fields you want to see.

Surface GPS
Track your surface entry and exit points with advanced satellite connectivity.

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

Dive Compass
Built-in ABC sensors, including an underwater compass, help navigate every part of your dive.

Surface Navigation
Use this GPS tool for surface navigation to a dive site, so you can drop right onto your target every time.

Garmin Descent X50i Dive Computer Features

  • 3" vibrant color touchscreen displays clear, easy-to-read dive stats and profiles
  • Air integration with Descent T2 monitors up to 8 tanks' pressure
  • SubWave sonar networking enables diver-to-diver communication and data sharing
  • DiveView maps feature bathymetric depth contours for 4,000+ dive sites
  • Multiple technical data fields guide decompression and dive decisions
  • Sapphire lens, integrated dive light, 20 ATM rating for deep dives
  • Ascent dive profile provides decompression guidance based on depth and time
  • In-dive depth chart and history track your dive and adjust decompression plan
  • Customizable dive modes add screens with preferred data
  • Garmin Dive app syncs dive logs automatically for easy storage and sharing

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Experience reliable air integration with Subwave tech for safer dives every time.
  • Dive confidently with multi-gas mode; supports Nitrox, Trimix, and up to 100% O2 mixes.
  • Intuitive interface & preloaded maps offer superior underwater navigation & orientation.
  • Long battery life supports extended dives; enjoy up to 20 hours in night dive mode.
  • Clear data logging via Garmin Dive app; sync your dive logs effortlessly post-dive.
  • Nitrox compatibility ensures optimal gas mixes, maximizing your dive time safely.

What's in the box:

  • Descent X50i Dive Computer
  • 2x Elastic Nylon Bands
  • Carry Case
  • Charging Clip/Cable
  • Band Removal Tool
  • Documentation