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Basic Info

Suggested Price$299$130$255$79.95$139.99
Release20172016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days24 hours1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250n/a454 x45488 x 8864 x 128
Size1.42n/a1.4 inchesNANA
Touchn/a
TypeOLEDOLEDAMOLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mn/aIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemFitbit OSn/aWear OS
Apps
Music

All Wearables