| Introduction Time | 2018, August | September 23, 2020 |
|---|---|---|
| Availability Status | Released August 2018 | Available, released September 28, 2020 |
| Size and Dimensions | 49 x 46 x 13 mm | 42 x 42 x 9.7 mm |
|---|---|---|
| Product Weight | 63 gram (g) | 35.6 gram (g) |
| Compatible SIM Card Types | Electronic SIM card | No |
|---|---|---|
| Other Body Features | Samsung Pay / MIL-STD-810G / Waterproof up to 50 meters underwater (and IP68 certified) / Compatible with standard 20mm and 22mm bands | Water resistant up to 5 ATM and 50 meters depth |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.3 inches (46mm model) / 1.2 inches (42mm model) | 1.19 inch (~59.2% screen-to-body ratio) |
| Display Resolution | ||
| Multi-Touch Capability | Yes | - |
| Screen protector type | Corning Gorilla Glass DX+ | - |
| Display Technical Details | Always-on Display / Rotating bezel around the display | - |
| OS Version | Tizen - based on wearable OS 4.0 | Proprietary OS compatible with Android and iOS |
|---|---|---|
| Chip Model | ST and Apollo |
| CPU | ST main processor and Apollo co-processor |
|---|
| Internal Memory Capacity | 4GB, 1.5GB RAM (LTE model) / 4GB, 768MB RAM (BTT model) | - |
|---|
| Alert Type | MP3, WAV, Vibrate, Ringtones | - |
|---|---|---|
| Speaker Type | Yes | Yes |
| Battery Type and Capacity | Non-removable Li-Ion 472 mAh battery (46mm model) / Non-removable Li-Ion 270 mAh battery (42mm model) | Non-removable 226 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | Up to 72 hours (combined usage) | 9 hour (h) |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer | Accelerometer, Gyroscope, Heart rate sensor, Barometer, Compass, Altimeter, SpO2 |
|---|---|---|
| Messaging Method | SMS, Email, IM | Email, IM |
| Other Features and Capabilities | WPC wireless charging / Bixby voice assistant / MP3/M4A/AAC/WAV player / Photo viewer / Voice notes, calls, and commands | Supports 11 sport modes, Heart rate monitoring, Blood oxygen measurement, Pedometer, Alarm clock, Call and message notification, MP3 music playback capability |
| Communication Technologies | No cellular connectivity |
|---|
| Wireless Network Type | No | |
|---|---|---|
| Bluetooth Support | 4.2, A2DP, LE | 5.0, A2DP, LE |
| GPS Support | Yes, with A-GPS, GLONASS | Yes, with GLONASS, GALILEO, BDS |
| NFC Support | Yes | Yes |
| USB Connections Type | No | No |
| Available Color Options | Silver (46mm), Black, Rose Gold (42mm) | Black, Brown, Dark Brown, Orange |
|---|---|---|
| Global Price Range | - |
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