Garmin Vivosmart HR vs. Amazfit Bip vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Vivosmart HR
Bip
WSD-F20A
Watch Series 4
T-Rex
 GarminVivosmart HRRemove Buy NowAmazfitBipRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$99.99$399$329$140
Release20152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 days1 dayNot Yet20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68176 x 176320 x 320384 x 480360 x 360
Size1.08 inches1.28 inches1.32 inches1.78 inches1.3 inches
Touch
Typen/aNALCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatch OS 5Build-in
Apps
Music

All Wearables