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More Information | |||||
| Check Amazon | |||||
Price and Release Date | |||||
| Suggested Price | $130 | $130 | $229 | $330 | $280 |
| Release / Update | 2014 | 2013 | 2021 | 2016 | 2019 |
Activity & Fitness | |||||
| Calories | |||||
| Distance | |||||
| Heart | |||||
| VO2max (Oxygen) | |||||
| Sleep | |||||
| Steps | |||||
| Stress mgt | |||||
| Female health | |||||
| Skin temp | |||||
| Breath rate | |||||
Battery | |||||
| Duration | 7–10 days | 14 days | 5 Days | 2 days | 3 days |
| Rechargeable | |||||
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Compatibility Support | |||||
| Android | |||||
| iOS | |||||
| Windows Phone | |||||
| Mac | n/a | ||||
| Windows | n/a | ||||
Connectivity Support | |||||
| Bluetooth | |||||
| Cellular | |||||
| GPS | |||||
| NFC | |||||
| Wi-Fi | |||||
Display | |||||
| Color | |||||
| Resolution | n/a | n/a | 240 x 240 | 240 x 240 | 360 x 360 |
| Size | n/a | 1.6 inches | 1.3 inches | 1.4 inches | |
| Touch | n/a | n/a | |||
| Type | OLED | n/a | LCD | TFT | Super AMOLED |
Functions | |||||
| Audio Speaker | Alerts only | ||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 1 ATM | Splash resistant | 3 ATM | IPX8 | IP68 |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | n/a | n/a | Built-in | Android Wear | Tizen OS |
| Apps | |||||
| Music | |||||
More Information | |||||
| Check Amazon | |||||
