In depth comparison and review of Garmin D2 Delta and Amazfit GTR 3 Pro. 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 | Amazfit GTR 3 Pro |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Width | 47 mm | - |
| Height | 47 mm | - |
| Depth | 15.8 mm | - |
| Weight | 76 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | Fibre-reinforced polymer | Aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, heart rate, barometric altimeter, 3-axis compass | Accelerometer, ambient light sensor, gyro sensor, geomagnetic sensor, barometric altimeter, temperature, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, stress level | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| 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 | Camera remote control, find phone function, automatic exercise recognition, music playback control, weather information, PAI Health Assessment System |
| Notifications | SMS, Email | Calendar |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | Garmin Pay | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | Wi-Fi, Bluetooth 5.0 |
|---|
| DISPLAY | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 480 x 480 pixels |
| Screen Size | 1.2" | 1.45" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 331 ppi |
| Screen Protection | Domed sapphire crystal | Tempered glass |
| INPUT DEVICE | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Type | Touch buttons | Touch sensitive screen, push button |
|---|
| CASE | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Case Size | 47 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Titanium | - |
| Case Back | Metal | - |
| Case Details | Silver | - |
| Crown Type | - | Classic crown |
| BAND | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | - | 155-218 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Leather | Leather |
| Band Colour | Brown | Brown | Infinite black |
| STORAGE | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Storage Capacity | 16 GB | - |
|---|
| BATTERY | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 450 mAh |
| 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) |
Battery safe mode - up to 30 days Heavy usage - up to 6 days Typical usage - up to 12 days GPS mode - up to 35 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Garmin D2 Delta | Amazfit GTR 3 Pro |
|---|
| Included Accessories | Charging/data cable, silicone wrist strap (black) | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmin Pilot | Zepp App |
| Max Depth of Water Resistance | 100 m | 50 m |
| Warranty | - | 2-year warranty |
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