Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. LG G Watch R vs. Amazfit GTR

 
Forerunner 235
Flex
Forerunner 45
G Watch R
GTR
 GarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$299.99$100$199$300$199
Release20172013201920142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration9 days5 days7 days2 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180NA208 x 208320 x 320454 x 454
Size1.23 inchesNA1.04 inches1.3 inches1.39 inches
TouchNA
TypeMIPLEDLCDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNABuilt-inAndroid WearBuild-in
Apps
Music

All Wearables