More Information | ||||||
Check Amazon | Check Amazon | |||||
Price and Release Date | ||||||
Suggested Price | $90 | $130 | $250 | $200 | $80 | $229 |
Release / Update | 2015 | 2014 | 2016 | 2018 | 2015 | 2021 |
Activity & Fitness | ||||||
Calories | ||||||
Distance | ||||||
Heart | ||||||
VO2max (Oxygen) | ||||||
Sleep | ||||||
Steps | ||||||
Stress mgt | ||||||
Female health | ||||||
Skin temp | ||||||
Breath rate | ||||||
Battery | ||||||
Duration | 5 to 7 days | 7–10 days | 13 hours to 8 days | 5 days | 6 months | 5 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 | n/a | |||||
Resolution | 128 x 32 | n/a | 148 x 205 | n/a | 240 x 240 | |
Size | 1 inch | 1.38 inches | 1.7 inches | n/a | 1.6 inches | |
Touch | n/a | n/a | ||||
Type | OLED | OLED | n/a | LCD | ||
Functions | ||||||
Audio Speaker | ||||||
Clock | ||||||
Phone | ||||||
Vibration | ||||||
Voice | ||||||
Hardware | ||||||
Accelerometer | ||||||
Barometer or Altimeter | ||||||
Ultraviolet Sensor | ||||||
Water Resistance | IPX4 | 1 ATM | 5 ATM | 5 ATM | 5 ATM | 3 ATM |
Notifications | ||||||
Phone | ||||||
Emails | ||||||
Texts | ||||||
Software | ||||||
Operating System | n/a | n/a | Built-in | |||
Apps | ||||||
Music | ||||||
More Information | ||||||
Check Amazon | Check Amazon |