Samsung Gear S2 vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
Gear S2
WSD-F20A
Charge 3
Vivosmart 4
Inspire HR
 SamsungGear S2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$300$399$150$130$99
Release20152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days1 day7 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCNA
Wi-Fi

Display

Color
Resolution360 x 360320 x 32066 x 1848 x 128139 x 60
Size1.2 inches1.32 inches.721 inches0.74 inches1.4 inches
Touch
TypeSuper AMOLEDLCDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSNAFitbit OS
Apps
Music

All Wearables