| Availability Status | Available, released to market | Available. Released September 2017 |
|---|---|---|
| Introduction Time | - | 2017, September |
| Size and Dimensions | 50 x 50 x 15.3 mm | 38.6 x 33.3 x 11.4 mm |
|---|---|---|
| Product Weight | 51.9 gram (g) | 42.4 gram (g) |
| Compatible SIM Card Types | No | Electronic SIM card (Apple eSIM) |
|---|---|---|
| Other Body Features | Grade 5 titanium alloy body / Microfiber band / Water resistant up to 5 ATM (50 meters deep) | Waterproof up to 50 meters / Ceramic back, stainless steel frame |
| Display Technology | ||
|---|---|---|
| Display Resolution | ||
| Screen protector type | Corning Gorilla Glass | Sapphire protective glass |
| Display Technical Details | 1000 nits peak brightness / Always-On Display | Display with 3D Touch / 1000 nits display brightness |
| Screen Size | - | 1.5 inch (~55.4% screen-to-body ratio) |
| Multi-Touch Capability | - | Yes |
| OS Version | Android Wear OS compatible with Android and iOS | |
|---|---|---|
| Chip Model | - |
| Alert Type | Vibrate | Vibrate; Ringtones |
|---|---|---|
| Speaker Type | No | Yes |
| Battery Type and Capacity | Non-replaceable Lithium-Ion Battery | Non-removable 279 mAh Li-Ion battery (1.07 Wh) |
|---|---|---|
| Battery Standby Time | Up to 40 days (battery saver mode) / Up to 2 days (normal usage) / Up to 12 hours (GPS on) | - |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level calculation) capability, Compass, Altimeter, Air pressure sensor | Accelerometer, Gyroscope, Heart rate sensor, Barometer |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | SMS, Email, IM |
| Other Features and Capabilities | - | MP3 player / Photo viewer / Siri voice commands (talking mode) / Supports wireless charging |
| Communication Technologies | No cellular connectivity |
|---|
| Wireless Network Type | Yes | |
|---|---|---|
| Bluetooth Support | Yes | |
| GPS Support | Yes, GPS, GLONASS, QZSS, BEIDOU | Yes, with A-GPS, GLONASS |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via proprietary charging dock | No |
| Available Color Options | Black, Gray | Black, Silver |
|---|---|---|
| Global Price Range | - |
| CPU | - | Dual-core |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | - | 16GB, 768MB RAM |
|---|
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