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| Model | Garmin D2™ Mach 2 – 51 mm, Carbon Gray DLC Titanium with Vented Titanium Bracelet | Garmin D2™ Mach 2 Pro – 51 mm, Carbon Gray DLC Titanium with Chestnut Leather Band | Garmin D2™ Mach 2 – 47 mm, Titanium with Oxford Brown Leather Band |
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| SKU | 010-02905-30 | 010-03199-50 | 010-02904-30 |
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| Sale price | $1,350 | $1,400 | $1,200 |
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| Normal list price | $1,500 | $1,550 | $1,350 |
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| Product type | Smartwatch | Smartwatch | Smartwatch |
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| Case size | 51 mm | 51 mm | 47 mm |
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| Case / bezel | Carbon Gray DLC titanium case and bezel | Carbon Gray DLC titanium case and bezel | Titanium case and bezel |
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| Lens | Sapphire lens | Sapphire lens | Sapphire lens |
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| Band | Vented titanium bracelet | Chestnut leather band | Oxford Brown leather band |
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| Display | 1.4-inch AMOLED aviation smartwatch display | 1.4-inch AMOLED aviation smartwatch display | AMOLED aviation smartwatch display |
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| Battery | Up to 24 days in smartwatch mode; GPS endurance varies by GNSS and display settings | Up to 24 days in smartwatch mode; GPS and inReach/LTE endurance vary by mode, coverage and settings | Up to 24 days in smartwatch mode; GPS endurance varies by GNSS and display settings |
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| Aviation navigation | Direct-to, nearest-airport reference, moving-map style awareness, HSI course guidance and UTC/time-zone tools | Dynamic flight mapping, Direct-to, nearest-airport navigation, HSI course guidance and UTC/time-zone tools | Direct-to, nearest-airport reference, moving-map style awareness, HSI course guidance and UTC/time-zone tools |
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| Airport / weather tools | Airport information plus METAR/TAF and aviation weather awareness when paired/connected | Airport information plus METAR/TAF and aviation weather awareness when paired/connected | Airport information plus METAR/TAF and aviation weather awareness when paired/connected |
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| Pilot tools | Flight logging support, timers, configurable aviation data fields, barometric/altitude awareness, UTC/time-zone references and red-shift/flashlight utility | Flight logging support, timers, configurable aviation data fields, barometric/altitude awareness, UTC/time-zone references, red-shift/flashlight utility and inReach status tools | Flight logging support, timers, configurable aviation data fields, barometric/altitude awareness and UTC/time-zone references |
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| Garmin ecosystem | Garmin Pilot and flyGarmin ecosystem support where available | PlaneSync compatibility, Garmin Pilot integration and flyGarmin ecosystem support where available | Garmin Pilot and flyGarmin ecosystem support where available |
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| Connectivity | Bluetooth, Wi-Fi and ANT+ smartwatch connectivity; no built-in inReach satellite/LTE on this model | Bluetooth, Wi-Fi, ANT+, LTE and inReach satellite connectivity between flights | Bluetooth, Wi-Fi and ANT+ smartwatch connectivity; no built-in inReach satellite/LTE on this model |
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| inReach / SOS | — | Messaging, LiveTrack and SOS features require active Garmin subscription and are subject to coverage/regional availability | — |
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| Flight-use caveat | — | Garmin notes satellite/LTE service is not for in-flight use; present it as between-flight/ground connectivity | — |
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| Health / training | Garmin wellness, sleep, training and activity tracking features | Garmin wellness, sleep, training and activity tracking features | Garmin wellness, sleep, training and activity tracking features |
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| Ground features | Built-in LED flashlight, Garmin Pay, music support and smart notifications when paired with a compatible phone | Built-in LED flashlight, Garmin Pay, music support and smart notifications when paired with a compatible phone | Garmin Pay, music support and smart notifications when paired with a compatible phone |
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| Fulfillment | Special-order Garmin item; Garmin delivers to RWAS, then RWAS delivers to the customer | Special-order Garmin item; Garmin delivers to RWAS, then RWAS delivers to the customer | Special-order Garmin item; Garmin delivers to RWAS, then RWAS delivers to the customer |
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| Best fit | Larger 51 mm case, titanium bracelet, UTC bezel styling and aviation-first widgets for pilots who want a more substantial watch. | Adds Garmin inReach technology with LTE and satellite connectivity between flights for messaging, LiveTrack and SOS features. | Moving-map style aviation tools, nearest-airport/direct-to functions, HSI course guidance, timers and UTC/time-zone references. |
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