| Introduction Time | September 14, 2021 | April 30, 2021 |
|---|---|---|
| Availability Status | Available, released October 15, 2021 | Available, released May 20, 2021 |
| Equivalent Name | - |
|---|
| Size and Dimensions | 45 x 38 x 10.7 mm | 35.7 x 25.8 x 12.2 mm |
|---|---|---|
| Product Weight | 38.8 gram (g) | 38 gram (g) |
| Compatible SIM Card Types | eSIM (Cellular model) | No |
|---|---|---|
| Other Body Features | Glass front / Ceramic and sapphire back / Aluminum frame / Water pressure resistant up to 50 meters deep / IP6X certified for dust resistance | IP68 certified for water and dust resistance (up to 1.5 meters) |
| Display Technology | ||
|---|---|---|
| Screen Size | 1.9 inch | 1.4 inch |
| Display Resolution | ||
| Screen protector type | - | |
| Display Technical Details | Always-on Display / 1000 nits brightness | 600 nits peak brightness |
| OS Version | WatchOS 8, upgradable to WatchOS 10 | Proprietary OS compatible with Android and iOS |
|---|---|---|
| Chip Model | - |
| CPU | Dual-core | - |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | 32GB eMMC 5.1 with 1GB RAM | - |
|---|
| Speaker Type | Yes | No |
|---|
| Battery Type and Capacity | Non-removable 309 mAh Li-Ion battery (1.19 Wh) | Non-removable 315 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | Up to 18 hours (normal usage) |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Electrocardiogram, Accelerometer, Gyroscope, Air pressure sensor, Altimeter, Compass | Accelerometer sensor, Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | Received notification alerts / Display text messages |
| Communication Technologies | GSM / HSPA / LTE (Cellular model) | No cellular connectivity |
|---|
| Wireless Network Type | Wi-Fi 802.11 b/g/n / Dual-band | No |
|---|---|---|
| Bluetooth Support | Version 5.0 with A2DP, LE support | 5.0, A2DP, LE |
| GPS Support | No | |
| NFC Support | Yes | No |
| USB Connections Type | No, charges via wireless charging | No, charges via proprietary charging dock |
| Available Color Options | Silver, Gray, Blue, Red, Green | Black |
|---|---|---|
| Global Price Range |
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