Samsung Gear S2 vs. Fitbit Alta vs. Samsung Live vs. Sony SmartBand vs. Amazfit T-Rex

 
Gear S2
Alta
Live
SmartBand
T-Rex
 SamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowSamsungLiveRemove Buy NowSonySmartBandRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$130$200$100$140
Release20152016201420142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days1 Day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

ColorNA
Resolution360 x 360n/a320 x 320NA360 x 360
Size1.2 inchesn/a1.63 inchesNA1.3 inches
Touchn/aNA
TypeSuper AMOLEDOLEDSuper AMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aIP67IP585 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aAndroid WearNABuild-in
Apps
Music

All Wearables