Samsung Gear S2 vs. Garmin Vivosmart HR vs. Asus ZenWatch vs. Garmin Chronos vs. Fitbit Alta HR

 
Gear S2
Vivosmart HR
ZenWatch
Chronos
Alta HR
 SamsungGear S2Remove Buy NowGarminVivosmart HRRemove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$170$150$1500$150
Release20152015201420182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 daysNA8 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360160 x 68320 x 320218 x 218128 x 36
Size1.2 inches1.08 inches1.63 inches1.2 inches1.4 inches
Touch
TypeSuper AMOLEDn/aAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP5510 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemTizenn/aAndroid WearWear OS
Apps
Music

All Wearables