Samsung Gear S2 vs. Samsung Galaxy Watch vs. Fitbit Alta HR vs. Garmin VivoActive 4 vs. HTC re Grip

 
Gear S2
Galaxy Watch
Alta HR
VivoActive 4
re Grip
 SamsungGear S2Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$330$150$349$199
Release20152018201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days7 days7 days8 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360360 x 360128 x 36260 x 260160 x 32
Size1.2 inches1.2 inches or 1.3 inches1.4 inches1.3ionches1.8 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizen OSWear OSNA
Apps
MusicSpotify

All Wearables