Casio G-Shock GBA800 vs. Garmin 645 Music vs. MobVoi TicWatch Pro vs. Amazfit T-Rex

 
G-Shock GBA800
645 Music
TicWatch Pro
T-Rex
 CasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowMobVoiTicWatch ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$120$450$300$140
Release2018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years7 days30 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240400 x 400360 x 360
Size1.2 inches1.4 inches1.3 inches
Touch
TypeMIPOLED/FSTNAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM5 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSBuild-in
Apps
Music

All Wearables