Samsung Gear S2 vs. Garmin Vivosmart HR vs. Fitbit Charge HR vs. Garmin Vivosmart 4 vs. Apple Watch 8

 
Gear S2
Vivosmart HR
Charge HR
Vivosmart 4
Watch 8
 SamsungGear S2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 4Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$300$170$150$130$499
Release20152015201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days5 days7 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360160 x 68NA48 x 128340 x 272 or 390 x 312
Size1.2 inches1.08 inchesNA0.74 inches1.5 inches or 1.65 inches
TouchNA
TypeSuper AMOLEDn/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aNAWatchOS 9
Apps
Music

All Wearables