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More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
Price and Release Date | ||||||
| Suggested Price | $150 | $99 | $300 | $470 | $99 | $250 |
| Release / Update | 2014 | 2021 | 2015 | 2014 | 2019 | 2021 |
Activity & Fitness | ||||||
| Calories | ||||||
| Distance | ||||||
| Heart | $ | |||||
| VO2max (Oxygen) | ||||||
| Sleep | ||||||
| Steps | ||||||
| Stress mgt | ||||||
| Female health | ||||||
| Skin temp | ||||||
| Breath rate | ||||||
Battery | ||||||
| Duration | 14 days | 1.5 days | 13 hours to 30 days | 7 days | 40 Hours | |
| Rechargeable | ||||||
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Compatibility Support | ||||||
| Android | ||||||
| iOS | ||||||
| Windows Phone | ||||||
| Mac | n/a | n/a | ||||
| Windows | n/a | n/a | ||||
Connectivity Support | ||||||
| Bluetooth | ||||||
| Cellular | ||||||
| GPS | ||||||
| NFC | ||||||
| Wi-Fi | ||||||
Display | ||||||
| Color | ||||||
| Resolution | 320 x 320 | 194 x 368 | 360 x 325 or 360 x 330 | 128x64 | 396 x 396 | |
| Size | 1.63 inches | 1.47 inches | 1.37 inches or 1.56 inches | 0.74 inches | 1.9 inches | |
| Touch | ||||||
| Type | AMOLED | AMOLED | LCD | OLED | AMOLED | |
Functions | ||||||
| Audio Speaker | Bluetooth | Alerts only | ||||
| Clock | ||||||
| Phone | ||||||
| Vibration | ||||||
| Voice | ||||||
Hardware | ||||||
| Accelerometer | ||||||
| Barometer or Altimeter | ||||||
| Ultraviolet Sensor | ||||||
| Water Resistance | IP55 | 5 ATM | IP67 | 3 ATM | 5 ATM | 5 ATM (50 Meters) |
Notifications | ||||||
| Phone | ||||||
| Emails | ||||||
| Texts | ||||||
Software | ||||||
| Operating System | Android Wear | Built-in | Android Wear | n/a | FreeRTOS | Wear OS 3 |
| Apps | ||||||
| Music | ||||||
More Information | ||||||
| Check Amazon | Check Amazon | Check Amazon | ||||
