Samsung Gear S3 vs. Fitbit Flex 2 vs. Samsung Galaxy Watch vs. Fitbit Charge HR vs. Huawei Band 3 Pro

 
Gear S3
Flex 2
Galaxy Watch
Charge HR
Band 3 Pro
 SamsungGear S3Remove Buy NowFitbitFlex 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitCharge HRRemove Buy NowHuaweiBand 3 ProRemove Buy Now

Basic Info

Suggested Price$350$100$330$150$70
Release20162016201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days5 days7 days5 days12 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/aNA
GPS
NFCn/a
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/a360 x 360NA454 x 454
Size1.3 inchesn/a1.2 inches or 1.3 inchesNA1.39 inches
Touchn/aNA
TypeFullcolor AODLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATM1 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aTizen OSNAAMAZFIT OS
Apps
MusicSpotify

All Wearables