Samsung Gear S2 vs. Amazfit Pace vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Amazfit T-Rex

 
Gear S2
Pace
WSD-F20A
Alta HR
T-Rex
 SamsungGear S2Remove Buy NowAmazfitPaceRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$130$399$150$140
Release20152017201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days1 day7 days20 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 360320 x 300320 x 320128 x 36360 x 360
Size1.2 inches1.34 inches1.32 inches1.4 inches1.3 inches
Touch
TypeSuper AMOLEDTFT LCDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenProprietaryWear OSBuild-in
Apps
Music

All Wearables