Samsung Gear S vs. Fitbit Alta vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Charge 3

 
Gear S
Alta
645 Music
Alta HR
Charge 3
 SamsungGear SRemove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$250$130$450$150$150
Release20132016201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution480 x 360n/a240 x 240128 x 3666 x 18
Size2 inchesn/a1.2 inches1.4 inches.721 inches
Touchn/a
TypeSuper AMOLEDOLEDMIPOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aNA
Apps
Music

All Wearables