More Information | ||||
Check Amazon | Check Amazon | |||
Price and Release Date | ||||
Suggested Price | $130 | $50 | $100 | $50 |
Release / Update | 2018 | 2015 | 2013 | 2020 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | $ | |||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | 7 days | 6 months | 5 days | 20 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 | Option | |||
Wi-Fi | ||||
Display | ||||
Color | n/a | |||
Resolution | 48 x 128 | n/a | 126 x 294 | |
Size | 0.74 inches | n/a | 1.1 inches | |
Touch | n/a | |||
Type | OLED | n/a | LED | AMOLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 5 ATM | 3 ATM | 2 ATM | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | Built-in | |
Apps | ||||
Music | ||||
More Information | ||||
Check Amazon | Check Amazon |