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Basic Info

Suggested Price$269$299$275$170$399
Release20162017201520142018

Activity & Fitness

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

Battery

Duration18 hours4+ days1 day7 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312348x250360 x 326128 x 16320 x 320
Size1.5 inches or 1.65 inches1.421.5 inches1.41 inches1.32 inches
Touch
TypeAMOLEDOLEDLCDOLEDLCD

Functions

Audio Speakern/a
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM50mIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSFitbit OSAndroid Wearn/aWear OS
Appsn/a
Music

All Wearables