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More Information | ||||||
| Check Amazon | Check Amazon | |||||
Price and Release Date | ||||||
| Suggested Price | $200 | $150 | $250 | $23 | $49 | $130 |
| Release / Update | 2014 | 2017 | 2015 | 2016 | 2021 | 2020 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | ||||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 4 days | 7 days | 10 hours to 3 weeks | 20 hours | 14 days | 14 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 | 168 x 144 | 128 x 36 | 205 x 148 | 152 × 486 | 454 x 454 | |
| Size | 1.25 inches | 1.4 inches | 1.38 inches | 0.42 inches | 1.86 inches | 1.39 inches |
| Touch | ||||||
| Type | LCD | OLED | LCD | OLED | AMOLED | AMOLED |
Functions | ||||||
| Audio Speaker | ||||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | 5 ATM | 5 ATM | IP67 | 5 ATM | 5 ATM | |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | n/a | n/a | Built-in | Built-in | ||
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | |||||
