Samsung Gear S2 vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie HR vs. Fitbit Inspire HR vs. Amazfit GTR

 
Gear S2
G-Shock GBA800
Access Sofie HR
Inspire HR
GTR
 SamsungGear S2Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$120$395$99$199
Release20152018201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 years2 days5 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360390 x 390139 x 60454 x 454
Size1.2 inches1.19 inches1.4 inches1.39 inches
Touch
TypeSuper AMOLEDOMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6820 ATM0.3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSFitbit OSBuild-in
Apps
Music

All Wearables