| Introduction Time | Announced October 2015 | September 14, 2021 |
|---|---|---|
| Availability Status | Available. Released October 2015 | Available, released October 15, 2021 |
| Size and Dimensions | 12.8 x 32 mm | 41 x 35 x 10.7 mm |
|---|---|---|
| Product Weight | 60 gram (g) | 42.3 gram (g) |
| Other Body Features | Sapphire front / Ceramic and sapphire back / Stainless steel frame / Water pressure resistant up to 50 meters deep / IP6X certified for dust resistance | |
|---|---|---|
| Compatible SIM Card Types | - | eSIM |
| Display Technology | AMOLED capacitive touchscreen, Color | |
|---|---|---|
| Display Resolution | ||
| Multi-Touch Capability | Yes | - |
| Screen Size | - | 1.69 inch |
| Screen protector type | - | Sapphire glass |
| Display Technical Details | - | Always-on Display / 1000 nits brightness |
| OS Version | No operating system / Compatible with Android, Windows Mobile, and iOS devices | WatchOS 8, upgradable to WatchOS 10 |
|---|---|---|
| Chip Model | - |
| Speaker Type | Yes | Yes |
|---|
| Battery Type and Capacity | Non-replaceable Lithium Polymer battery | Non-removable 284 mAh Li-Ion battery (1.09 Wh) |
|---|---|---|
| Battery Standby Time | - | Up to 18 hours (normal usage) |
| Smart Sensors | Accelerometer, Gyroscope, Heart rate sensor, Barometer, Altimeter, Ambient light sensor, Skin temperature sensor, GSR sensor, Microphone, Vo2Max | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Electrocardiogram, Accelerometer, Gyroscope, Air pressure sensor, Altimeter, Compass |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | Received notification alerts / Display text messages |
| Other Features and Capabilities | Pedometer / Distance and floors climbed measurement / Music playback control / Calorie consumption measurement | - |
| Bluetooth Support | Version 5.0 with A2DP, LE support | |
|---|---|---|
| GPS Support | Yes | |
| Wireless Network Type | - | Wi-Fi 802.11 b/g/n / Dual-band |
| NFC Support | - | Yes |
| USB Connections Type | - | No, charges via wireless charging |
| Available Color Options | Black | Gray, Gold, Silver |
|---|---|---|
| Global Price Range | - |
| Equivalent Name | - |
|---|
| CPU | - | Dual-core |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | - | 32GB with 1GB RAM |
|---|
| Communication Technologies | - |
|---|
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