LG Watch Style vs. Amazfit Stratos vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Watch Style
Stratos
Forerunner 45
Vivosmart 4
T-Rex
 LGWatch StyleRemove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$249$199$199$130$140
Release20172018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 300208 x 20848 x 128360 x 360
Size1.2 inches1.34 inches1.04 inches0.74 inches1.3 inches
Touch
TypeP-OLEDOLEDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryBuilt-inBuild-in
Apps
Music

All Wearables