Suunto D9tx Titanium
The world’s first all-in-one wristop trimix dive computer. Made in Finland.
AWARD-WINNING DESIGN FOR DIVERS WHO DEMAND THE BEST
From its titanium frame to sapphire glass, everything about Suunto D9tx is designed to impress. We’ve taken Suunto D9 and made it trimix compatible – with a 3D tilt-compensated compass. You’ll have all your dive-critical information on one unique and stylish device.
PRODUCT HIGHLIGHTS
- 5 modes including freediving
- Titanium case with sapphire crystal glass
- Suunto Technical RGBM
- 3D compass, optional wireless air integration
Partners
Suunto Algorithms
Suunto DM5
Awards
SPECIFICATIONS

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Measurements46.8 x 46.7 x 17.3 mm / 1.84 x 1.84 x 0.68 "
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Weight182 g / 6.42 oz
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Bezel material:Titanium
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Glass material:Sapphire crystal
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Case material:Titanium
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Strap material:Titanium
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What's in the box?Suunto D9tx with titanium bracelet, D-series USB cable, dive manuals on DVD, Quick Guide, dive legal leaflet with warranty information and titanium care leaflet
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Country of manufactureFI
TECHNICAL SPECIFICATIONS
GENERAL
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Bezel materialTitanium
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Glass materialSapphire crystal
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Case materialTitanium
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Strap materialTitanium
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Declination correctionyes
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Weight182 g / 6.42 oz
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Water resistance200 m (ISO 6425, EN 13319)
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Battery life 100 dives/year1.5 years
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Battery typeCR 2450
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Time, date✔
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Alarm clock1 daily alarm
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Dual time✔
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Stopwatch timer✔
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LanguageEN
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Backlightelectro-luminescent
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Configurable backlightduration: off, 5, 10, 20, 30, 60 s
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Display typematrix
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Display resolution49 x 22
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Metric and imperial units✔
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Battery indicatorlow battery indicator
PHYSICAL SPECIFICATIONS
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Operating temperature0° C to +40° C / +32° F to +104° F
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Storage temperature-20 ° C to +50 ° C / -4° F to +122° F
BATTERY LIFE
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In time mode2 years
COMPASS
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Digital compass✔
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Tilt compensationup to 45°
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Direction scaledegrees
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Needlecompass rose
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Bearing lock with orienting indicator✔
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Globally balanced✔
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Compass accuracy5°
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Compass resolution1°
CONNECTIVITY
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Connectivity (between devices)inductive
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Data transferUSB cable
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Compatible with DM5✔
OUTDOOR FUNCTIONS
WEATHER
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Temperature✔
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Temperature display range-20° C to +50° C (+/- 2° C) / -9° C to +122° F (+/- 3.6° F)
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Temperature resolution1° C / 1.5° F
TRAINING FUNCTIONS
SPEED AND DISTANCE
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Chrono✔
DIVING FUNCTIONS
BASIC
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Altitude adjustment0 - 300 m / 300 -1500 m / 1500 - 3000 m
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Ascent time display0 - 199 min (- - after 199)
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CNS/OTU (OLF) calculation✔
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Decompression modelSUUNTO TECH RGBM
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Deep Stop✔
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Dive historylifetime
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Dive time0 to 999 min
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Freedive✔
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Gas max pO21.2 - 1.6
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Gas switching✔
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Gasesup to 8 gases (Oxygen 8 - 99% / Helium 0 - 92%)
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Gauge✔
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Logbook bookmarks✔
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Logbook memory~140 h (20 s sampling rate)
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Logbook sampling rates10, 20, 30, 60 s (1, 2, 5 s freediving)
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Maximum operating depth (EN 13319)120 m
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Nitrox (and air)✔
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No fly time✔
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No-decompression planner✔
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Personal adjustmentfrom -2 to 2
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Safety Stop✔
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Surface time0 to 99 h 59 min
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Timer✔
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Trimix (mixed gas)✔
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Wireless air integrationoptional
DIVE ALARMS AND NOTIFICATIONS
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CNS/OTU (OLF) 80% / 100%✔
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Decompression ceiling violation✔
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Deepstop violation✔
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Dive time✔
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High pO2 (hyperoxic)✔
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Low pO2 (hypoxic)✔
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Maximum depth✔
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Switch gas (better gas is available)✔
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Tank pressure✔
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Too fast ascent✔
FREEDIVING
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Apnea timer (O2/CO2 tables)✔
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Depth notifyyes (5)
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Freedive day history✔
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Freedive number✔
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Freedive total historylifetime
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Surface time notify✔
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