Samsung Gear S vs. Samsung Gear S3 vs. Polar Loop 2 vs. Garmin 645 Music vs. Fitbit Inspire HR

 
Gear S
Gear S3
Loop 2
645 Music
Inspire HR
 SamsungGear SRemove Buy NowSamsungGear S3Remove Buy NowPolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$250$350$120$450$99
Release20132016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swim

Battery

Durationn/a4 days8 days (without notifications)7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution480 x 360360 x 360n/a240 x 240139 x 60
Size2 inches1.3 inchesn/a1.2 inches1.4 inches
Touch
TypeSuper AMOLEDFullcolor AODLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP682 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenn/aFitbit OS
Apps
Music

All Wearables