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More Information | |||||
| Check Amazon | Check Amazon | ||||
Price and Release Date | |||||
| Suggested Price | $50 | $199 | $799 | $50 | $299 |
| Release / Update | 2020 | 2018 | 2023 | 2015 | 2017 |
Activity & Fitness | |||||
| Calories | |||||
| Distance | |||||
| Heart | Third-generation optical heart sensor | ||||
| VO2max (Oxygen) | |||||
| Sleep | |||||
| Steps | |||||
| Stress mgt | |||||
| Female health | |||||
| Skin temp | |||||
| Breath rate | |||||
Battery | |||||
| Duration | 15 Days | 5 days | Up to 36 hours normal use, Up to 72 hours in Low Power Mode | 6 months | 24 hours (5 hrs w GPS and heart rate) |
| 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 | n/a | ||||
| Resolution | 454 x 454 | 320 x 300 | 502 x 410 pixels | n/a | 400 x 400 |
| Size | 1.1 inches | 1.34 inches | 49mm | n/a | 1.39 inches |
| Touch | n/a | ||||
| Type | AMOLED | OLED | Always-On Retina LTPO OLED | n/a | AMOLED |
Functions | |||||
| Audio Speaker | |||||
| Clock | |||||
| Phone | |||||
| Vibration | |||||
| Voice | |||||
Hardware | |||||
| Accelerometer | |||||
| Barometer or Altimeter | |||||
| Ultraviolet Sensor | |||||
| Water Resistance | 5 ATM | 5 ATM | Water resistance 100m, Dust resistance IP6X, EN13319 recreational scuba diving to 40m, Tested to MIL-STD 810H | 3 ATM | 5 ATM |
Notifications | |||||
| Phone | |||||
| Emails | |||||
| Texts | |||||
Software | |||||
| Operating System | Built-in | Propriertary | WatchOS 10 | n/a | Android Wear 1.5 |
| Apps | |||||
| Music | |||||
More Information | |||||
| Check Amazon | Check Amazon | ||||
