| Availability Status | Available, released to market | Available |
|---|
| Size and Dimensions | 44 x 38 x 10.8 mm | 45 * 45 * 15.3 millimeter (mm) |
|---|---|---|
| Product Weight | - | 52 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | Aluminum body / IP68 certified for water and dust resistance (up to 1.5 meters) | Plastic body, mineral glass |
| Display Technology | Round | |
|---|---|---|
| Screen Size | 1.75 inch | 1 inch |
| Display Resolution | 128 × 128 | |
| Multi-Touch Capability | - | No |
| Display Technical Details | - | Circular |
| OS Version | Proprietary OS compatible with Android 5.0 and later and iOS version 10.0 and later | Garmin proprietary OS, compatible with Android and iOS |
|---|
| CPU | - |
|---|
| Internal Memory Capacity | - |
|---|
| Speaker Type | Yes | - |
|---|
| Battery Type and Capacity | Non-removable 280 mAh battery | Lithium-Ion Battery |
|---|---|---|
| Battery Standby Time | - |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Accelerometer | Accelerometer, Compass, Pedometer, Heart rate counter, Altimeter |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | - |
| Other Features and Capabilities | Supports various sport modes, heart rate monitoring, blood oxygen level sensing, blood pressure sensing, pedometer, microphone, watch face customization, phone and calendar notification display, calculator, date and time display, timer, alarm | Has stealth mode / Viewable with night vision goggles |
| Communication Technologies | No cellular connectivity | - |
|---|
| Wireless Network Type | No | - |
|---|---|---|
| Bluetooth Support | Yes | |
| GPS Support | No | Yes |
| NFC Support | No | - |
| USB Connections Type | No, charges via proprietary charging dock | - |
| Available Color Options | Black, White, Blue, Gold, Green | Black, Brown |
|---|
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