Garmin Vivosmart HR vs. Casio WSD-F20A vs. Garmin 645 Music vs. Huawei Band 3 Pro vs. Amazfit T-Rex

 
Vivosmart HR
WSD-F20A
645 Music
Band 3 Pro
T-Rex
 GarminVivosmart HRRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$399$450$70$140
Release20152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days12 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68320 x 320240 x 240454 x 454360 x 360
Size1.08 inches1.32 inches1.2 inches1.39 inches1.3 inches
Touch
Typen/aLCDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAMAZFIT OSBuild-in
Apps
Music

All Wearables