Casio G-Shock GBA800 vs. Garmin Vivosmart 3 vs. Fitbit Versa 2 vs. Xiaomi Mi Band 4 vs. Amazfit T-Rex

 
G-Shock GBA800
Vivosmart 3
Versa 2
Mi Band 4
T-Rex
 CasioG-Shock GBA800Remove Buy NowGarminVivosmart 3Remove Buy NowFitbitVersa 2Remove Buy NowXiaomiMi Band 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$139.99$199$25$140
Release20182017201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years5 days5 days20 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 128300 x 300120x240360 x 360
SizeNA1.34 inches0.95 inches1.3 inches
Touch
TypeOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemBuild-inAMAZFIT OSBuild-in
Apps
Music

All Wearables