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More Information | |||||
| Check Amazon | Check Amazon | ||||
Price and Release Date | |||||
| Suggested Price | $349 | $255 | $175 | $140 | $129 |
| Release / Update | 2015 | 2018 | 2015 | 2020 | 2016 |
Activity & Fitness | |||||
| Calories | |||||
| Distance | |||||
| Heart | |||||
| VO2max (Oxygen) | |||||
| Sleep | |||||
| Steps | |||||
| Stress mgt | |||||
| Female health | |||||
| Skin temp | |||||
| Breath rate | |||||
Battery | |||||
| Duration | 18 hours | 24 hours | 7 days | 10 Days | 7 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 | n/a | ||||
| Resolution | 340 x 272 or 390 x 312 | 454 x 454 | n/a | 280 x 456 | |
| Size | 1.5 inches or 1.65 inches | 1.4 inches | n/a | 1.6 inches | |
| Touch | n/a | ||||
| Type | AMOLED | AMOLED | n/a | AMOLED | e-paper |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | IPX7 | IP67 | 3 ATM | 5 ATM (50 Meters) | 3 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Watch OS | Wear OS | n/a | Lite OS | Pebble OS |
| Apps | |||||
| Music | |||||
More Information | |||||
| Check Amazon | Check Amazon | ||||
