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Basic Info

Suggested Price$299$150$500$79.99$150
Release20172016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysn/a50 hours to 6 weeks12 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x250320 x 320218 x 21880 x 16066 x 18
Size1.421.63 inches or 1.45 inch1.2 inches1.23 inches.721 inches
Touch
TypeOLEDAMOLEDChroma LEDIPS LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP6710 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemFitbit OSAndroid Wearn/aNA
Apps
Music

All Wearables