Samsung Gear S vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Apple Series 6

 
Gear S
Alta HR
Vivofit 4
Series 6
 SamsungGear SRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$150$79.95$399
Release2013201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days1 yearNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360128 x 3688 x 88384 x 480
Size2 inches1.4 inchesNA40mm
Touch
TypeSuper AMOLEDOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWatchOS 5
Apps
Music

All Wearables