Samsung Gear S2 vs. Fitbit Alta vs. Asus ZenWatch vs. Fitbit Alta HR vs. Fitbit Charge 3

 
Gear S2
Alta
ZenWatch
Alta HR
Charge 3
 SamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$300$130$150$150$150
Release20152016201420172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 daysNA7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNANot yet

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCNA
Wi-Fi

Display

Color
Resolution360 x 360n/a320 x 320128 x 3666 x 18
Size1.2 inchesn/a1.63 inches1.4 inches.721 inches
Touchn/a
TypeSuper AMOLEDOLEDAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aIP555 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating SystemTizenn/aAndroid WearNA
Apps
Music

All Wearables