| Introduction Time | 2015, March | 2019, February |
|---|---|---|
| Availability Status | Available. Released September 2015 | Available, released March 2019 |
| Size and Dimensions | 42 x 42 x 11.3 mm | 40 * 39.5 * 10.5 millimeter (mm) |
|---|---|---|
| Product Weight | - | 25 gram (g) |
| Compatible SIM Card Types | No | No |
|---|---|---|
| Other Body Features | IP67 certified / Water resistant up to 1 meter for 30 minutes / Stainless steel (Cold-Forged 316L) | MIL-STD-810G / Waterproof up to 50 meters underwater (IP68 certified) / 20mm band |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.4 inch (~71.5% screen-to-body ratio) | 1.1 inch |
| Display Resolution | 360 * 360 pixel (px) | |
| Multi-Touch Capability | Yes | Yes |
| Screen protector type | Sapphire protective glass | Corning Gorilla Glass 3 |
| Display Technical Details | Always-on display | Always-on Display |
| OS Version | Android Wear, planned for upgrade to version 2.0 | |
|---|---|---|
| Chip Model |
| CPU |
|---|
| Internal Memory Capacity | 4GB, 512MB RAM | - |
|---|
| Alert Type | MP3, WAV, Vibrate, Ringtones | Vibrate |
|---|---|---|
| Speaker Type | Yes | No |
| Battery Type and Capacity | Non-removable 300 mAh Li-Ion battery | Non-removable 230 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | Up to 48 hours (combined usage) | - |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer | Accelerometer, Gyroscope, Heart rate sensor, Barometer, Ambient light sensor |
|---|---|---|
| Messaging Method | SMS, Email, IM | - |
| Other Features and Capabilities | Fast charging / MP3 player / Photo viewer / Voice command and calling | WPC wireless charging / S-Voice voice assistant / MP3/M4A/AAC/WAV player / Photo viewer / Voice notes, calls, and commands |
| Communication Technologies | No cellular connectivity | - |
|---|
| Wireless Network Type | ||
|---|---|---|
| Bluetooth Support | 4.2, A2DP, LE | |
| GPS Support | No | Yes, with A-GPS, GLONASS |
| USB Connections Type | No | No |
| NFC Support | - | Yes |
| Available Color Options | Black, Silver, Pink, Green | |
|---|---|---|
| Global Price Range | - |
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