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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
| Suggested Price | $299 | $200 | $300 | $129 | $99 | $299.99 |
| Release / Update | 2021 | 2014 | 2015 | 2016 | 2019 | 2017 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | ||||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 1 Day | 2 days | 1.5 days | 7 days | 7 days | 2 days |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | n/a | n/a | |||
| Windows | n/a | n/a | n/a | |||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 416 x 416 | 320 x 106 | 360 x 325 or 360 x 330 | 128x64 | 360 x 360 | |
| Size | 1.28 inches | 1.37 inches | 1.37 inches or 1.56 inches | 0.74 inches | 1.2 inches | |
| Touch | ||||||
| Type | AMOLED | Capacitative TFT | LCD | e-paper | OLED | Super AMOLED |
Functions | ||||||
| Audio Speaker | Bluetooth | |||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 3 ATM | IP67 | IP67 | 3 ATM | 5 ATM | 5 ATM |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | Wear OS | n/a | Android Wear | Pebble OS | FreeRTOS | Tizen OS |
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
