More Information | ||||
Check Amazon | Check Amazon | Check Amazon | ||
Price and Release Date | ||||
Suggested Price | $155 | $170 | $450 | $99 |
Release / Update | 2019 | 2015 | 2014 | 2019 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | ||||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | Months | 5 days | 8 months | 7 days |
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 | 390 x 390 | 160 x 68 | n/a | 128x64 |
Size | 1.19 inches | 1.0" x .42" | 1.3 inches | 0.74 inches |
Touch | ||||
Type | AMOLED | LED | Analog | OLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 5 ATM | 5 ATM | 5 ATM | |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | FreeRTOS | |
Apps | ||||
Music | ||||
More Information | ||||
Check Amazon | Check Amazon | Check Amazon |