Garmin D2 Mach 2
Aviator smartwatch with AMOLED display, worldwide aeronautical database and direct-to navigation.
One stop shop for complete navigation & communication solutions.
Garmin

Aviator smartwatch with AMOLED display, GPS navigation, weather and flight logging.
Technical
| Battery life (smartwatch mode) | Up to 10 days |
|---|---|
| Battery life (detailed) | Smartwatch mode: Up to 10 days (4 days display always-on); Battery Saver Smartwatch mode: Up to 25 days; GPS-Only GNSS mode: Up to 20 hours; All-Systems GNSS mode: Up to 19 hours; All-Systems GNSS mode with music: Up to 9 hours; All-Systems GNSS mode + Multi-Band: Up to 17 hours; All-Systems GNSS mode + Multi-Band with music: Up to 9 hours; Fly Activity (GPS + SPO2): 20 hours |
| Display type | AMOLED (optional always-on mode) |
| Display size | 1.4" (35.3 mm) diameter |
| Display resolution | 454 x 454 pixels |
| Physical size | 45 x 45 x 12.5 mm; fits wrists with a circumference of 135-200 mm |
| Weight | 38 g (56 g with included band) |
| Water rating | 5 ATM |
| Case material | stainless steel and fiber-reinforced polymer |
| Bezel material | stainless steel |
| Lens material | Corning® Gorilla® Glass 3 |
| Strap material | silicone |
| Quick release bands | yes (22 mm, industry standard) |
| Battery type | Lithium ion |
| Charging method | Garmin proprietary plug charger |
| Memory/History | 8 GB |
| Connectivity | Bluetooth®, ANT+®, Wi-Fi® |
| Smartphone compatibility | iPhone®, Android™ |
| Pulse Ox blood oxygen | yes (spot-check, and optional all-day and in sleep) |
Overview
The Garmin D2 Air X15 is an aviator smartwatch with a 1.4-inch AMOLED touchscreen in a 45mm stainless steel case, offering flight-focused tools such as direct-to navigation from a worldwide aeronautical database, HSI and altimeter screens, nearest-airport lookup, and METAR/TAF weather. It adds a built-in LED flashlight, voice commands, and PlaneSync compatibility for checking aircraft status remotely, alongside everyday smartwatch features like calling, health monitoring, and up to 10 days of battery life in smartwatch mode.
Questions
Up to 10 days in smartwatch mode (4 days with the display always-on), or up to 25 days in Battery Saver Smartwatch mode. In GPS-only GNSS mode it runs up to 20 hours, and up to 19 hours in All-Systems GNSS mode.
Yes, it carries a 5 ATM water rating.
It has a 1.4 inch AMOLED display (optional always-on mode) at 454 x 454 resolution, with a Corning Gorilla Glass 3 lens, a stainless steel and fiber-reinforced polymer case, a stainless steel bezel, and a silicone strap on 22 mm industry-standard quick release bands.
Yes, it includes Pulse Ox blood oxygen monitoring with spot-check, plus optional all-day and in-sleep tracking.
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