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Garmin D2 Aviation Watch Comparison
The Garmin D2 family of premium GPS aviator watches was the first to put true global flight navigation capability on the wrists of forward-looking pilots and flying enthusiasts. Now, with our D2 Delta series, we’ve brought this technology to whole new levels of capability and connectivity. With advanced aviation and sport watch functions, these sleek new designs — available in 3 sizes — accent your style while helping to navigate your day.
| D2 Delta S | D2 Delta | D2 Delta PX | ||
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| Price | $749.00 | $799.00 | $1,099.00 | |
| Details | Details | Details | ||
| PHYSICAL FEATURES | ||||
| Lens Material | Domed sapphire crystal | Domed sapphire crystal | Domed sapphire crystal | |
| Bezel Material | Stainless Steel | Titanium | Titanium | |
| Case Material | Fiber-reinforced polymer with metal rear cover | Fiber-reinforced polymer with metal rear cover | Fiber-reinforced polymer with metal rear cover | |
| QuickFit ™ Watch Band Comp. | yes (20 mm) | yes (22 mm) | yes (26 mm) | |
| Strap Material | Silicone or Leather | Silicone and Leather | Silicone or Titanium | |
| Physical Size | 42 x 42 x 15.4 mm | 47 x 47 x 15.8 mm | 51 x 51 x 17.5 mm | |
| Weight | 65g | 76g | 87g | |
| Water Rating | 10 ATM | 10 ATM | 10 ATM | |
| Display Type | Sunlight-visible, transflective memory-in-pixel (MIP) | Sunlight-visible, transflective memory-in-pixel (MIP) | Sunlight-visible, transflective memory-in-pixel (MIP) | |
| Display Size | 1.2" (30.4 mm) diameter | 1.2" (30.4 mm) diameter | 1.2" (30.4 mm) diameter | |
| Display Resolution | 240 x 240 pixels | 240 x 240 pixels | 240 x 240 pixels | |
| Color Display | Yes | Yes | Yes | |
| Battery Life | Smartwatch mode: Up to 7 days GPS mode: Up to 11 hours GPS + Music: Up to 4.5 hours UltraTrac™ mode: Up to 25 hours |
Smartwatch mode: Up to 12 days GPS mode: Up to 18 hours GPS + Music: Up to 8 hours UltraTrac™ mode: Up to 42 hours |
Smartwatch mode: Up to 20 days GPS mode: Up to 32 hours GPS + SPO2: Up to 18 hours GPS + Music: Up to 13 hours UltraTrac™ mode: Up to 70 hours |
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| Memory | 16 GB | 16 GB | 16 GB | |
| Clock Features | Time/Date in Zulu/UTC, 12/24h, day/date, GPS Time Sync, Automatic daylight saving time, Alarm clock, Timer, Stopwatch, Sunrise/sunset times | Time/Date in Zulu/UTC, 12/24h, day/date, GPS Time Sync, Automatic daylight saving time, Alarm clock, Timer, Stopwatch, Sunrise/sunset times | Time/Date in Zulu/UTC, 12/24h, day/date, GPS Time Sync, Automatic daylight saving time, Alarm clock, Timer, Stopwatch, Sunrise/sunset times | |
| SENSORS | ||||
| GPS/GLONASS/Galileo | GPS/GLONASS/Galileo | GPS/GLONASS/GalileoD | GPS/GLONASS/Galileo | |
| Garmin Elevate™ wrist heart rate monitor | Yes | Yes | Yes | |
| Barometric altimeter | Yes | Yes | Yes | |
| Compass | Yes | Yes | Yes | |
| Gyroscope | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Thermometer | Yes | Yes | Yes | |
| Pulse Ox | No | No | Yes (with Acclimation) | |
| DAILY SMART FEATURES | ||||
| Connectivity | Bluetooth®, ANT+®, Wi-Fi® | Bluetooth®, ANT+®, Wi-Fi® | Bluetooth®, ANT+®, Wi-Fi® | |
| Connect IQ™ (downloadable watch faces, data fields, widgets and apps) | Yes | Yes | Yes | |
| Text response/reject phone call with text (Android™ only) | Yes | Yes | Yes | |
| Calendar | Yes | Yes | Yes | |
| Weather | Yes | Yes | Yes | |
| Controls smartphone music | Yes | Yes | Yes | |
| Plays and Controls Watch Music | Yes | Yes | Yes | |
| Music Storage | Up to 500 songs | Up to 500 songs | Up to 500 songs | |
| Find My Phone | Yes | Yes | Yes | |
| Find My Watch | Yes | Yes | Yes | |
| VIRB® Camera Remote | Yes | Yes | Yes | |
| Smartphone Compatibility | iPhone®, Android™ | iPhone®, Android™ | iPhone®, Android™ | |
| Compatible with Garmin Connect™ Mobile | Yes | Yes | Yes | |
| Garmin Pay™ | Yes | Yes | Yes | |
| AVIATION FEATURES | ||||
| Worldwide airport database(s) | Yes | Yes | Yes | |
| Altimeter with adjustable baro setting | Yes | Yes | Yes | |
| 3-axis compass with HSI (horizontal situation indicator) | Yes | Yes | Yes | |
| Multiple time zones with Zulu/UTC | Yes | Yes | Yes | |
| Wirelessly receive flight plans from Garmin Pilot™ | Yes | Yes | Yes | |
| NEXRAD on moving map | Yes | Yes | Yes | |
| Moving Map with aviation airports, navaids, roads, bodies of water and more | Yes | Yes | Yes | |
| Waypoint information page | Yes | Yes | Yes | |
| Worldwide NAVAID and Intersection database(s) | Yes | Yes | Yes | |
| Connext avionics connectivity | Yes | Yes | Yes | |
| In-flight Pulse Ox | No | No | Yes | |
| ACTIVITY TRACKING FEATURES | ||||
| Step Counter | Yes | Yes | Yes | |
| Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it) | Yes | Yes | Yes | |
| Auto goal (learns your activity level and assigns a daily step goal) | Yes | Yes | Yes | |
| Sleep monitoring (monitors total sleep and periods of movement or restful sleep) | Yes | Yes | Yes | |
| Calories Burned | Yes | Yes | Yes | |
| Floors Climbed | Yes | Yes | Yes | |
| Distance Traveled | Yes | Yes | Yes | |
| Intensity minutes | Yes | Yes | Yes | |
| TrueUp™ | Yes | Yes | Yes | |
| Move IQ™ | Yes | Yes | Yes | |
| Fitness Age™ | Yes (in app) | Yes(in app) | Yes(in app) | |
| All-day Stress Tracking | Yes | Yes | Yes | |
| Fitness Equipment/Gym | ||||
| Available gym activity profiles | Strength Training, Cardio Training, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Yoga | Strength Training, Cardio Training, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Yoga | Strength Training, Cardio Training, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Yoga | |
| Cardio Workouts | Yes | Yes | Yes | |
| Strength Workouts | Yes | Yes | Yes | |
| Automatic Rep counting | Yes | Yes | Yes | |
| Training, Planning and Analysis Features | ||||
| GPS Speed and Distance | Yes | Yes | Yes | |
| Customizable Data Pages | Yes | Yes | Yes | |
| Customizable Activity Profiles | Yes | Yes | Yes | |
| Auto Pause | Yes | Yes | Yes | |
| Interval Training | Yes | Yes | Yes | |
| Advanced Workouts | Yes | Yes | Yes | |
| Downloadable Training Plans | Yes | Yes | Yes | |
| Auto Lap | Yes | Yes | Yes | |
| Manual Lap | Yes | Yes | Yes | |
| Configurable Lap Alerts | Yes | Yes | Yes | |
| V02 Max | Yes | Yes | Yes | |
| Training Status (lets you see if you're training effectively by tracking your training history and fitness level trend) | Yes | Yes | Yes | |
| Training Load (your total training load for the last 7 days calculated from estimated EPOC) | Yes | Yes | Yes | |
| Training Effect (aerobic) | Yes | Yes | Yes | |
| Training Effect (anaerobic) | Yes | Yes | Yes | |
| Customizable alerts | Yes | Yes | Yes | |
| Audio prompts | Yes | Yes | Yes | |
| Finish time | Yes | Yes | Yes | |
| Virtual Partner | Yes | Yes | Yes | |
| Race an Activity | Yes | Yes | Yes | |
| Auto multisport activities | Yes | Yes | Yes | |
| Manual multisport activities | Yes | Yes | Yes | |
| Course guidance | Yes | Yes | Yes | |
| Segments (Live, Garmin) | Yes | Yes | Yes | |
| Strava features (Beacon, live segments) | Yes | Yes | Yes | |
| LiveTrack | Yes | Yes | Yes | |
| Group LiveTrack | Yes | Yes | Yes | |
| Round-trip course creator (running/cycling) | Yes | Yes | Yes | |
| Trendline Popularity Routing | Yes | Yes | Yes | |
| Touch and/or button lock | Yes | Yes | Yes | |
| Hot Keys | Yes | Yes | Yes | |
| Auto Scroll | Yes | Yes | Yes | |
| Activity history on Watch | Yes | Yes | Yes | |
| Heart Rate Features | ||||
| HR Zones | Yes | Yes | Yes | |
| HR Alerts | Yes | Yes | Yes | |
| % HR max | Yes | Yes | Yes | |
| % HRR | Yes | Yes | Yes | |
| Recovery Time | Yes | Yes | Yes | |
| Auto Max HR | Yes | Yes | Yes | |
| HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Records heart rate while swimming | Yes (with HRM-Tri™ and HRM-Swim™) | Yes (with HRM-Tri™ and HRM-Swim™) | Yes (with HRM-Tri™ and HRM-Swim™) | |
| HR Broadcast (broadcasts HR data over ANT+™ to paired devices) | Yes | Yes | Yes | |
| Running Features | ||||
| Available Run Profiles | Running, Treadmill Running, Trail Running | Running, Treadmill Running, Trail Running | Running, Treadmill Running, Trail Running | |
| GPS-based distance, time and pace | Yes | Yes | Yes | |
| Running Dynamics | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Vertical oscillation and ratio (the degree of 'bounce' in your running motion and the cost-benefit ratio with stride length) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Ground contact time and balance (shows how much time, in the running motion, your foot is on the ground rather than in flight and lets you check your running symmetry) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Stride Length (real time) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Cadence (provides real-time number of steps per minute) | Yes | Yes | Yes | |
| Performance condition (after running 6–20 minutes, compares your real-time condition to your average fitness level) | Yes | Yes | Yes | |
| Lactate threshold (through analysis of your pace and heart rate, estimates the point where your muscles start to rapidly fatigue) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Run workouts | Yes | Yes | Yes | |
| Race Predictor | Yes | Yes | Yes | |
| Foot Pod Capable | Yes | Yes | Yes | |
| Golfing Features | ||||
| Yardage to F/M/B (distance to front, middle and back of green) | Yes | Yes | Yes | |
| Yardage to layups/doglegs | Yes | Yes | Yes | |
| Measures shot distance (calculates exact yardage for shots from anywhere on course) | Automatic | Automatic | Automatic | |
| Digital scorecard | Yes | Yes | Yes | |
| Stat tracking (strokes, putts per round, greens and fairways hit) | Yes | Yes | Yes | |
| Garmin AutoShot™ | Yes | Yes | Yes | |
| Auto CourseView updates | Yes | Yes | Yes | |
| Green View with manual pin position | Yes | Yes | Yes | |
| Hazards and course targets | Yes | Yes | Yes | |
| TruSwing™ compatible | Yes | Yes | Yes | |
| Round timer/odometer | Yes | Yes | Yes | |
| Outdoor Recreation Features | ||||
| Available Outdoor Recreation Profiles | Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Jumpmaster, Tactical | Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Jumpmaster, Tactical | Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Jumpmaster, Tactical | |
| Point-to-point navigation | Yes | Yes | Yes | |
| Bread crumb trail in real time | Yes | Yes | Yes | |
| Back to start | Yes | Yes | Yes | |
| TracBack® | Yes | Yes | Yes | |
| UltraTrac mode | Yes | Yes | Yes | |
| Around Me mode | Yes | Yes | Yes | |
| Elevation profile | Yes | Yes | Yes | |
| Distance to destination | Yes | Yes | Yes | |
| Barometric trend indicator with Storm Alert | Yes | Yes | Yes | |
| ClimbPro™ Ascent Planner | Yes | Yes | Yes | |
| Trail run auto climb | Yes | Yes | Yes | |
| Vertical Speed | Yes | Yes | Yes | |
| Total ascent/descent | Yes | Yes | Yes | |
| Future elevation plot | Yes | Yes | Yes | |
| Preloaded topographical maps | Yes | Yes | Yes | |
| Downloadable cartography support | Yes | Yes | Yes | |
| Compatible with BaseCamp™ | Yes | Yes | Yes | |
| GPS coordinates | Yes | Yes | Yes | |
| Projected waypoint | Yes | Yes | Yes | |
| Sight 'N Go | Yes | Yes | Yes | |
| Area Calculation | Yes | Yes | Yes | |
| Hunt/fish calendar | Yes | Yes | Yes | |
| Sun and moon information | Yes | Yes | Yes | |
| Dual grid coordinates | Yes | Yes | Yes | |
| XERO™ Locations | Yes | Yes | Yes | |
| Cycling Features | ||||
| Available cycling profiles | Yes | Yes | Yes | |
| Courses | Yes | Yes | Yes | |
| Bike lap and lap maximum power (with power sensor) | Yes | Yes | Yes | |
| Race an activity | Yes | Yes | Yes | |
| Time/distance alerts (triggers alarm when you reach goal) | Yes | Yes | Yes | |
| FTP (Functional Threshold Power) | Yes (with compatible accessory) | Yes (with compatible accessory) | Yes (with compatible accessory) | |
| Garmin Cycle Map (routable cycling-specific street map) | Yes | Yes | Yes | |
| Compatible with Vector™ (power meter) | Yes | Yes | Yes | |
| Power meter compatible (displays power data from compatible third-party ANT+™-enabled power meters) | Yes | Yes | Yes | |
| Compatible with Varia Vision™ (head-mounted display) | Yes | Yes | Yes | |
| Compatible with Varia™ radar (rear-facing radar) | Yes | Yes | Yes | |
| Compatible with Varia™ lights | Yes | Yes | Yes | |
| Speed and cadence sensor support (with sensor) | (ANT+® and Bluetooth® Smart sensors) | (ANT+® and Bluetooth® Smart sensors) | (ANT+® and Bluetooth® Smart sensors) | |
| Swimming Features | ||||
| Available swim profiles | Pool Swimming, Open Water Swimming, Swimming/Running | Pool Swimming, Open Water Swimming, Swimming/Running | Pool Swimming, Open Water Swimming, Swimming/Running | |
| Pool swim metrics (lengths, distance, pace, stroke count/rate, calories) | Yes | Yes | Yes | |
| Stroke type detection (freestyle, backstroke, breaststroke, butterfly) | Yes | Yes | Yes | |
| Swim efficiency (SWOLF) | Yes | Yes | Yes | |
| Drill logging | Yes | Yes | Yes | |
| Pool swim workouts | Yes | Yes | Yes | |
| Open water swim metrics (distance, pace, stroke count/rate, calories) | Yes | Yes | Yes | |
| Heart rate (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim) | (with HRM-Tri™ and HRM-Swim™) | (with HRM-Tri™ and HRM-Swim™) | (with HRM-Tri™ and HRM-Swim™) | |
| Details | Details | Details | ||
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