Microsoft Band 2 vs. ASUS ZenWatch 3 vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Band 2
ZenWatch 3
G-Shock GBA800
Forerunner 45
T-Rex
 MicrosoftBand 2Remove Buy NowASUSZenWatch 3Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$229$120$199$140
Release20152017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)48 hours2 years7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128400 x 400208 x 208360 x 360
Size1.36 inches1.39 inches1.04 inches1.3 inches
Touch
TypeCapacitative TFTAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX720 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Built-inBuild-in
Apps
Music

All Wearables