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More Information | ||||
Check Amazon | Check Amazon | |||
Price and Release Date | ||||
Suggested Price | $69.99 | $149 | $100 | $324 |
Release / Update | 2016 | 2021 | 2012 | 2020 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | ||||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | 20 days | 5 days | 10–14 days | 6 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 | 72 x 40 | 206 x 124 | 360 x 360 | |
Size | 0.42 inches | 0.76 inches | 1.58 inches | |
Touch | ||||
Type | OLED | AMOLED | OLED | AMOLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | IP67 | 5 ATM | Splash resistant | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | Built-in | n/a | Fitbit OS | |
Apps | ||||
Music | ||||
More Information | ||||
Check Amazon | Check Amazon |