More Information | |||||||
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Price and Release Date | |||||||
Suggested Price | $130 | $200 | $230 | $125 | $275 | $299 | $ |
Release / Update | 2021 | 2016 | 2020 | 2015 | 2015 | 2016 | 2015 |
Activity & Fitness | |||||||
Calories | |||||||
Distance | |||||||
Heart | |||||||
VO2max (Oxygen) | |||||||
Sleep | |||||||
Steps | |||||||
Stress mgt | |||||||
Female health | |||||||
Skin temp | |||||||
Breath rate | |||||||
Battery | |||||||
Duration | 8 Days | 5 days | 6 Days | 7 days | 1 day | months | |
Rechargeable | |||||||
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Compatibility Support | |||||||
Android | |||||||
iOS | |||||||
Windows Phone | Partial | ||||||
Mac | n/a | n/a | n/a | ||||
Windows | n/a | n/a | n/a | ||||
Connectivity Support | |||||||
Bluetooth | |||||||
Cellular | |||||||
GPS | |||||||
NFC | |||||||
Wi-Fi | |||||||
Display | |||||||
Color | n/a | ||||||
Resolution | 240 x 240 | 336 x 336 | n/a | 360 x 326 | |||
Size | 1.47 inches | 1.58 inches | n/a | 1.5 inches | 1.37 inches | ||
Touch | n/a | ||||||
Type | PMOLED | LCD | AMOLED | n/a | LCD | LCD | |
Functions | |||||||
Audio Speaker | |||||||
Clock | |||||||
Phone | |||||||
Vibration | |||||||
Voice | |||||||
Hardware | |||||||
Accelerometer | |||||||
Barometer or Altimeter | |||||||
Ultraviolet Sensor | |||||||
Water Resistance | 5 ATM | 5 ATM | IP67 | IP67 | |||
Notifications | |||||||
Phone | |||||||
Emails | |||||||
Texts | |||||||
Software | |||||||
Operating System | Built-in | Fitbit OS | n/a | Android Wear | Android Wear 2 | n/a | |
Apps | |||||||
Music | |||||||
More Information | |||||||
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