Withings Steel HR vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Steel HR
ZenWatch 3
Ionic
G-Shock GBA800
T-Rex
 WithingsSteel HRRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$180$229$299$120$140
Release20162017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days48 hours4+ days2 years20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400348x250360 x 360
Sizen/a1.39 inches1.421.3 inches
Touch
Typen/aAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Fitbit OSBuild-in
Apps
Music

All Wearables