Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Garmin Chronos vs. Garmin Vivofit 4 vs. Amazfit T-Rex

 
Forerunner 225
ZenWatch 3
Chronos
Vivofit 4
T-Rex
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowGarminChronosRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$229$1500$79.95$140
Release20152017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hours8 days1 year20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180400 x 400218 x 21888 x 88360 x 360
Size1 inch1.39 inches1.2 inchesNA1.3 inches
Touch
Typen/aAMOLEDMIPNAAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2Wear OSBuild-in
Appsn/a
Musicn/a

All Wearables