More Information | ||||
Check Amazon | Check Amazon | Check Amazon | ||
Price and Release Date | ||||
Suggested Price | $23 | $100 | $149 | $155 |
Release / Update | 2016 | 2020 | 2021 | 2019 |
Activity & Fitness | ||||
Calories | ||||
Distance | ||||
Heart | ||||
VO2max (Oxygen) | ||||
Sleep | ||||
Steps | ||||
Stress mgt | ||||
Female health | ||||
Skin temp | ||||
Breath rate | ||||
Battery | ||||
Duration | 20 hours | 10 Days | 5 days | Months |
Rechargeable | ||||
|
||||
Compatibility Support | ||||
Android | ||||
iOS | ||||
Windows Phone | ||||
Mac | n/a | |||
Windows | n/a | |||
Connectivity Support | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | 141 x 63 | 206 x 124 | 390 x 390 | |
Size | 0.42 inches | 1.47 inches | 0.76 inches | 1.19 inches |
Touch | ||||
Type | OLED | OLED | AMOLED | AMOLED |
Functions | ||||
Audio Speaker | ||||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | IP67 | 5 ATM | 5 ATM | |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | Fitbit OS | Built-in | |
Apps | ||||
Music | ||||
More Information | ||||
Check Amazon | Check Amazon | Check Amazon |