Samsung Gear S2 vs. Asus ZenWatch vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Samsung Gear Fit2 Pro

 
Gear S2
ZenWatch
Alta HR
Vivofit 4
Gear Fit2 Pro
 SamsungGear S2Remove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowSamsungGear Fit2 ProRemove Buy Now

Basic Info

Suggested Price$300$150$150$79.95$199.99
Release20152014201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 daysNA7 days1 year2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 320128 x 3688 x 88216 x 432
Size1.2 inches1.63 inches1.4 inchesNA1.5 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemTizenAndroid WearTizen OS
Apps
Music

All Wearables