Samsung Gear S2 vs. Apple Watch Series 2 vs. Fitbit Charge HR vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
Gear S2
Watch Series 2
Charge HR
Vivosmart 4
Inspire HR
 SamsungGear S2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$300$269$150$130$99
Release20152016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days18 hours5 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360340 x 272 or 390 x 312NA48 x 128139 x 60
Size1.2 inches1.5 inches or 1.65 inchesNA0.74 inches1.4 inches
TouchNA
TypeSuper AMOLEDAMOLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWatch OSNAFitbit OS
Apps
Music

All Wearables