In depth comparison and review of Garmin D2 Delta and Garmin epix Gen 2 Sapphire. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 47 mm | - |
| Height | 47 mm | - |
| Depth | 15.8 mm | - |
| Weight | 76 g | - |
| Body Details | - | With band: 70 g Case only: 47 g |
| Body Material | Fibre-reinforced polymer | Titanium, fibre-reinforced polymer |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass | Accelerometer, barometer, altimeter, optical heart sensor, 3-axis electronic compass |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, HRmax, camera remote control, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device, store & play music, Garmin Elevate, TrueUp | Music remote handling, find phone function, VIRB control, inactivity alert, Move IQ, Find my Device, Downloadable workouts, store & play music, rejecting a call, LiveTrack, Physio TrueUp, PacePro pace guidance, animated workouts, weather information, dual grid coordinates format, Body Battery Energy Monitor |
| Notifications | SMS, Email | Calendar, SMS, Email, incoming calls, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS/GLONASS/Galileo receiver |
| Payment Technology | Garmin Pay | Garmin Pay |
| CONNECTIVITY | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | Bluetooth, Wi-Fi, ANT+ |
|---|
| DISPLAY | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 416 x 416 pixels |
| Screen Size | 1.2" | 1.3" |
| Screen Protection | Domed sapphire crystal | Sapphire glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Type | Touch buttons | Touch sensitive screen, push buttons |
|---|
| CASE | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Case Size | 47 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Titanium | - |
| Case Back | Metal | Titanium |
| Case Details | Silver | Black titanium | White titanium |
| BAND | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | - | 125-208 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Silicone |
| Band Colour | Brown | - |
| STORAGE | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Storage Capacity | 16 GB | 32 GB |
|---|
| BATTERY | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 12 day(s) | - |
| Battery Life Details | Smartwatch mode - up to 12 days GPS mode - up to 18 hour(s) GPS with Music mode - up to 8 hour(s) UltraTrac mode - up to 45 hour(s) |
Smartwatch mode - up to 16 days Battery Saver Watch Mode - up to 21 days GPS mode - up to 42 hour(s) All satellite systems mode - up to 32 hours All satellite systems with music mode - up to 10 hour(s) Max Battery GPS Mode - up to 75 hour(s) Expedition GPS Mode - up to 14 days |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Garmin D2 Delta | Garmin epix Gen 2 Sapphire |
|---|
| Included Accessories | Charging/data cable, silicone wrist strap (black) | Charging/data cable |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmin Pilot | - |
| SAR Value | - | 0.32 W/kg (body), 0.28 W/kg (limb) |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | -20 °C |
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