Suunto

D4i Black

An easy-to-use dive computer with freedive mode and air integration

An adventure should take you anywhere, any way you want to get there. That’s why Suunto D4i gives you great freedive features as well as the option of a wireless readout of your tank pressure and air time. Go with your own dive inspiration – you’ll be amazed at how far you can go on just one breath. The D4i Black comes with an elastomer strap and doesn't include a USB interface cable.


    • Full continuous decompression algorithm - Suunto RGBM
    • Four modes: air, nitrox, free and off
    • Innovative apnea timer, and a timer in air/nitrox modes
    • Updateable firmware
    • Optional wireless air integration – current cylinder pressure, remaining air time
    • Built-in dive planner
    • Detailed graphical logs and dive data on your PC/Mac using Suunto DM5 software
  • Modes Air, nitrox, freediving
    Safety Stop Yes
    Deep Stop Yes
    Digital Compass No
    Stopwatch Yes
    Tank Pressure Wireless (optional)
    Multiple Tank Pressure Readings No
    Gas Switching No
    Gases Up to 1 gas: Oxygen 21-50%
    Backlight Yes
    Water Resistance 100m (328ft)
    Logbook Memory ~60h
    Dive History Lifetime
    Decompression Model SUUNTO RGBM
    User Updateable Software No
    USB Cable (Optional)
    Mobile Connectivity No
    Battery CR2450

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