Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. LG G Watch vs. Amazfit T-Rex

 
Flex 2
WSD-F20A
Forerunner 235
G Watch
T-Rex
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowLGG WatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$399$299.99$230$140
Release20162018201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day9 days1.5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320215 x 180280 x 280360 x 360
Sizen/a1.32 inches1.23 inches1.65 inches1.3 inches
Touchn/a
TypeLEDLCDMIPIPS LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearBuild-in
Apps
Music

All Wearables