| Introduction Time | 2019, February | 2020, September 18, 2020 |
|---|---|---|
| Availability Status | Available. Released March 2019 | Released September 2020 |
| Size and Dimensions | 16 * 40.2 * 10.9 millimeter (mm) | 12.45 * 18.5 * 47.2 millimeter (mm) |
|---|---|---|
| Product Weight | 15 gram (g) | 12.1g (without strap) ** 24g (with silicone strap) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features |
| Display Technology | ||
|---|---|---|
| Screen Size | 0.74 inch | 1.1 inch |
| Display Resolution | 294 * 126 pixel (px) | |
| Multi-Touch Capability | Yes | - |
| Display Technical Details | Full color | 450 nits brightness |
| OS Version | Proprietary OS | |
|---|---|---|
| Chip Model | - |
| CPU | - |
|---|
| Internal Memory Capacity | 128KB internal RAM / 4MB external ROM | - |
|---|
| Speaker Type | No | No |
|---|
| Battery Type and Capacity | Non-removable 70 mAh Li-Ion battery | 125 mAh Li-Po battery |
|---|---|---|
| Battery Standby Time | - | 15 day |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor | Heart rate sensor, barometer, 3-axis accelerometer and gyroscope, vibration, infrared for detecting watch wear, microphone, Alexa voice assistant, SpO2 for blood oxygen measurement |
|---|---|---|
| Other Features and Capabilities | Compatible with Android 5.0 and later / Compatible with iOS 9.0 and later | Camera control, music control, find my phone, silence phone, unlock phone and laptop, call and message alerts, social media notifications, timer, alarm, wear detection, weather display, Alexa voice assistant |
| Wireless Network Type | No | No |
|---|---|---|
| Bluetooth Support | Yes | Yes, Bluetooth 5.0 BLE version |
| GPS Support | No | - |
| NFC Support | Yes | |
| USB Connections Type | No | Magnetic charging port |
| Available Color Options | Black, White, Yellow | Green, Yellow, Red, Dark Gray |
|---|---|---|
| Global Price Range | - |
| Communication Technologies | - | No |
|---|
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