More Information | ||||
Check Amazon | Check Amazon | |||
Price and Release Date | ||||
Suggested Price | $130 | $200 | $229 | $150 |
Release / Update | 2014 | 2019 | 2021 | 2020 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | ||||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | 7–10 days | 1 day | 5 Days | 3 days |
Rechargeable | ||||
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Compatibility Support | ||||
Android | ||||
iOS | ||||
Windows Phone | ||||
Mac | ||||
Windows | ||||
Connectivity Support | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | n/a | 360 x 360 | 240 x 240 | 240 x 240 |
Size | 1.2 inches | 1.6 inches | 1.7 inches | |
Touch | n/a | |||
Type | OLED | AMOLED | LCD | OLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 1 ATM | IP68 | 3 ATM | 3 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | Wear OS | Built-in | Built-in |
Apps | ||||
Music | ||||
More Information | ||||
Check Amazon | Check Amazon |