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.
| 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 |
yes (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 |
Yes |
| Display Size |
2.4″ diagonal |
| Display resolution |
320 x 240 pixels RGB |
| Color display |
Yes |
| Large font option |
Yes |
| 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 |
yes |
| GPS Time Sync |
Yes |
| Automatic daylight saving time |
Yes |
| Stopwatch |
Yes |
| Sunrise/sunset times |
Yes |
| Sensors |
| GPS |
Yes |
| GLONASS |
Yes |
| Galileo |
Yes |
| Compass |
Yes |
| Gyroscope |
Yes |
| Accelerometer |
Yes |
| Thermometer |
Yes |
| Ambient light sensor |
Yes |
| Depth sensor |
Yes |
| Daily Smart Features |
| Connectivity |
Bluetooth®, ANT+® |
| Smart Notifications |
Yes |
| Text response/reject phone call with text (Android™ only) |
Yes |
| Weather forecasts |
Yes |
| Realtime settings sync with Garmin Connect™ mobile |
yes (also with Garmin Dive app) |
| Smartphone compatibility |
iPhone®, Android™ |
| Passcode |
Yes |
| Activity Profiles |
| Dive |
Diving |
| Tactical Features |
| Dual grid coordinates |
Yes |
| Diving Features |
| Dive activity maximum operating depth |
100 meters |
| Single-gas mode |
Yes |
| Multi-gas mode |
Yes |
| Gauge mode |
Yes |
| Decompression model |
Bühlmann ZHL-16c with gradient factors |
| Nitrox support |
Yes |
| Trimix support |
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 |
| 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 intensity; always on) |
| Automatically saves dive entry and exit locations |
Yes |
| 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. 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 |
| Built-in barometer and tide tables |
yes (downloadable tides) |
| Training, Planning and Analysis Features |
| GPS speed and distance |
Yes |
| Touch and/or button lock |
Yes |
| Activity history on watch |
Yes |
| Outdoor Recreation |
| Point-to-point navigation |
Yes |
| Explore Nearby |
Yes |
| Reference point |
Yes |
| Distance to destination |
Yes |
| GPS coordinates |
Yes |
Warning – California Prop 65: Some products on this site can expose you to chemicals including Chloroprene, which is known to the state of California to cause cancer and birth defects or reproductive harm. For more information, go to www.P65Warnings.ca.gov.
