Samsung Gear S2 vs. Fitbit Flex 2 vs. Fitbit Charge HR vs. Fitbit Flex vs. Garmin Vivofit 4

 
Gear S2
Flex 2
Charge HR
Flex
Vivofit 4
 SamsungGear S2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$100$150$100$79.95
Release20152016201520132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days5 days5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/aNANA88 x 88
Size1.2 inchesn/aNANANA
Touchn/aNANA
TypeSuper AMOLEDLEDOLEDLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aNANA
Apps
Music

All Wearables