| Introduction Time | 2020, August | 2016, September |
|---|---|---|
| Availability Status | Available. Released August 2020 | Available. Released December 2016 |
| Size and Dimensions | 15.3 * 45 * 45 millimeter (mm) | 38.6 x 33.3 x 10.5 mm |
|---|---|---|
| Product Weight | 53 gram (g) | 25g body weight |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | IPX7 certified / Water resistant up to 1 meter for 30 minutes / Aluminum and composite |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.2 inch | 1.5 inch (~55.1% screen-to-body ratio) |
| Display Resolution | 128 * 128 pixel (px) | |
| Screen protector type | Ion-X glass coating | |
| Display Technical Details | Monochrome display (black and white) / Non-touch | Display with 3D Touch / 450 nits display brightness |
| Multi-Touch Capability | - | Yes |
| OS Version | Proprietary OS compatible with Android and iOS | watchOS 3.0, upgradable to 4.0 |
|---|---|---|
| Chip Model | - |
| Speaker Type | No | Yes |
|---|---|---|
| Alert Type | - | Vibrate; Ringtones |
| Battery Type and Capacity | Battery rechargeable by sunlight | Non-removable 205 mAh Li-Ion battery (0.78 Wh) |
|---|---|---|
| Battery Standby Time | 24 days (without sunlight) / 54 days (if used 3 hours daily in outdoor light conditions) | Up to 18 hours (combined usage) |
| Smart Sensors | Accelerometer, Barometer, Altimeter, Heart rate sensor, Compass, Skin surface temperature sensor | Accelerometer, Gyroscope, Heart rate sensor |
|---|---|---|
| Messaging Method | - | SMS, Email, IM |
| Other Features and Capabilities | - | MP3 player / Photo viewer / Siri voice commands |
| Communication Technologies | No | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | Yes with ANT+ support | |
| GPS Support | Yes, GLONASS, Galileo | No |
| NFC Support | No | Yes |
| USB Connections Type | - | No |
| Available Color Options | Black, Navy Blue, Yellow, Red, Leopard Green | |
|---|---|---|
| Global Price Range | - |
| CPU | - | Dual-core 520 MHz Cortex-A7 cores |
|---|
| Internal Memory Capacity | - | 8GB, 512MB RAM |
|---|
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