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Basic Info

Suggested Price$299$255$350$395$350
Release20172017201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days30 hours24 hours2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128x128453 x 454390 x 390453x454
Size1.421.4 inch1.39 inches1.19 inches1.39 inches
Touch
TypeOLEDLCDAMOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mWR301 ATM0.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid WearWear OSAndroid Wear
Apps
Music

All Wearables