Garmin Forerunner 225 vs. Asus ZenWatch vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Forerunner 225
ZenWatch
G-Shock GBA800
Forerunner 45
T-Rex
 GarminForerunner 225Remove Buy NowAsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$150$120$199$140
Release20152014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksNA2 years7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320208 x 208360 x 360
Size1 inch1.63 inches1.04 inches1.3 inches
Touch
Typen/aAMOLEDLCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5520 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid WearBuilt-inBuild-in
Appsn/a
Musicn/a

All Wearables