| Introduction Time | September 14, 2021 | 2013, June |
|---|---|---|
| Availability Status | Available, released October 15, 2021 | Available. Released October 2013 |
| Equivalent Name | - |
|---|
| Size and Dimensions | 45 x 38 x 10.7 mm | 42 x 41 x 9 mm |
|---|---|---|
| Product Weight | 38.8 gram (g) | 122.5 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 | IP57 certified / Water resistant up to 1 meter for 30 minutes / Compatible with standard 24mm bands |
| Display Technology | Capacitive touchscreen | |
|---|---|---|
| Screen Size | 1.9 inch | 1.6 inch (~46.8% screen-to-body ratio) |
| Display Resolution | ||
| Screen protector type | - | |
| Display Technical Details | Always-on Display / 1000 nits brightness | Always-on Display |
| Multi-Touch Capability | - | Yes |
| OS Version | WatchOS 8, upgradable to WatchOS 10 | Compatible with Android OS |
|---|---|---|
| Chip Model | - |
| CPU | Dual-core | - |
|---|---|---|
| GPU Model | - |
| Internal Memory Capacity | 32GB eMMC 5.1 with 1GB RAM | - |
|---|
| Speaker Type | Yes | Yes |
|---|---|---|
| Alert Type | - | MP3, WAV, Vibrate, Ringtones |
| Battery Type and Capacity | Non-removable 309 mAh Li-Ion battery (1.19 Wh) | Non-replaceable Lithium-Ion Battery |
|---|---|---|
| Battery Standby Time | Up to 18 hours (normal usage) | Up to 96 hours (combined use) |
| Smart Sensors | Optical heart rate sensor with SpO2 (blood oxygen level) calculation capability, Electrocardiogram, Accelerometer, Gyroscope, Air pressure sensor, Altimeter, Compass | Yes |
|---|---|---|
| Messaging Method | Received notification alerts / Display text messages | SMS, Email, IM |
| Other Features and Capabilities | - | MP3 player / Voice command and calling |
| 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 | |
| GPS Support | No | |
| NFC Support | Yes | Yes |
| USB Connections Type | No, charges via wireless charging |
| Available Color Options | Silver, Gray, Blue, Red, Green | Brown, Black, Silver |
|---|---|---|
| Global Price Range |
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