Fitbit Flex 2 vs. LG Watch Style vs. Garmin Forerunner 235 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Flex 2
Watch Style
Forerunner 235
Vivosmart 4
T-Rex
 FitbitFlex 2Remove Buy NowLGWatch StyleRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$249$299.99$130$140
Release20162017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days9 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 360215 x 18048 x 128360 x 360
Sizen/a1.2 inches1.23 inches0.74 inches1.3 inches
Touchn/a
TypeLEDP-OLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Build-in
Apps
Music

All Wearables