Fitbit Ionic vs. Garmin Forerunner 235 vs. Fitbit Flex vs. LG G Watch R vs. Amazfit T-Rex

 
Ionic
Forerunner 235
Flex
G Watch R
T-Rex
 FitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$299.99$100$300$140
Release20172017201320142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days9 days5 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNAn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250215 x 180NA320 x 320360 x 360
Size1.421.23 inchesNA1.3 inches1.3 inches
TouchNA
TypeOLEDMIPLEDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNAAndroid WearBuild-in
Apps
Music

All Wearables