Casio WSD-F20A vs. Garmin 645 Music vs. Fitbit Charge HR vs. Huawei Band 3 Pro vs. Garmin Vivosmart 4

 
WSD-F20A
645 Music
Charge HR
Band 3 Pro
Vivosmart 4
 CasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge HRRemove Buy NowHuaweiBand 3 ProRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$399$450$150$70$130
Release20182018201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days5 days12 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240NA454 x 45448 x 128
Size1.32 inches1.2 inchesNA1.39 inches0.74 inches
TouchNA
TypeLCDMIPOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNAAMAZFIT OS
Apps
Music

All Wearables