| Introduction Time | 2016, September | June 22, 2021 |
|---|---|---|
| Availability Status | Available. Released December 2016 | Coming soon (June 25, 2021) |
| Size and Dimensions | 38.6 x 33.3 x 10.5 mm | 53.4 x 45.9 x 11.8 mm |
|---|---|---|
| Product Weight | 25g body weight | 32 gram (g) |
| 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 | 1.5 inch (~55.1% screen-to-body ratio) | 1.39 inch (~51.1% screen-to-body ratio) |
| Display Resolution | ||
| Multi-Touch Capability | Yes | - |
| Screen protector type | Ion-X glass coating | - |
| Display Technical Details | Display with 3D Touch / 450 nits display brightness | Always-on Display |
| OS Version | watchOS 3.0, upgradable to 4.0 | |
|---|---|---|
| Chip Model | - |
| CPU | Dual-core 520 MHz Cortex-A7 cores | - |
|---|
| Internal Memory Capacity | 8GB, 512MB RAM | - |
|---|
| Alert Type | Vibrate; Ringtones | - |
|---|---|---|
| Speaker Type | Yes | Yes |
| Battery Type and Capacity | Non-removable 205 mAh Li-Ion battery (0.78 Wh) | Non-removable 420 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | Up to 18 hours (combined usage) | - |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor | Accelerometer, Heart rate sensor, SpO2, Gyroscope, Barometer, Compass, Ambient light sensor |
|---|---|---|
| Messaging Method | SMS, Email, IM | - |
| Other Features and Capabilities | MP3 player / Photo viewer / Siri voice commands | - |
| Communication Technologies | No cellular connectivity | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | 5.0, A2DP, LE | |
| GPS Support | No | Yes, GLONASS, GALILEO, BDS |
| NFC Support | Yes | No |
| USB Connections Type | No | No |
| Available Color Options | Black, Blue, Beige | |
|---|---|---|
| Global Price Range |
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