Fitbit Ionic vs. LG Watch Sport vs. Casio G-Shock GBA800 vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Ionic
Watch Sport
G-Shock GBA800
Vivofit 4
T-Rex
 FitbitIonicRemove Buy NowLGWatch SportRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$349$120$79.95$140
Release20172016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1.45 days2 years1 year20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250480 x 48088 x 88360 x 360
Size1.421.38 inchesNA1.3 inches
Touch
TypeOLEDP-OLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP6820 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid Wear 2Build-in
Apps
Music

All Wearables