Samsung Gear S2 vs. Samsung Gear Sport vs. Fitbit Alta HR vs. Garmin VivoActive 4

 
Gear S2
Gear Sport
Alta HR
VivoActive 4
 SamsungGear S2Remove Buy NowSamsungGear SportRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$299.99$150$349
Release2015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 days7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360360 x 360128 x 36260 x 260
Size1.2 inches1.2 inches1.4 inches1.3ionches
Touch
TypeSuper AMOLEDSuper AMOLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizen OSWear OS
Apps
Music

All Wearables