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More Information | |||||
| Check Amazon | |||||
Price and Release Date | |||||
| Suggested Price | $150 | $156 | $79 | $120 | $199.99 |
| Release / Update | 2014 | 2019 | 2015 | 2015 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Distance | |||||
| Heart | $ | $ | |||
| VO2max (Oxygen) | |||||
| Sleep | |||||
| Steps | |||||
| Stress mgt | |||||
| Female health | |||||
| Skin temp | |||||
| Breath rate | |||||
Battery | |||||
| Duration | 14 Days | 6 months | 8 days (without notifications) | 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 | 320 x 320 | 454 x 454 | n/a | 216 x 432 | |
| Size | 1.63 inches | 1.39 inches | n/a | 1.5 | |
| Touch | n/a | ||||
| Type | AMOLED | AMOLED | n/a | LED | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IP55 | 5 ATM | 2 ATM | 5 ATM | |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Android Wear | Lite OS | n/a | n/a | Tizen OS |
| Apps | |||||
| Music | |||||
More Information | |||||
| Check Amazon | |||||
