Samsung Gear S2 vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Misfit Vapor 2 vs. Amazfit GTR

 
Gear S2
Charge 2
645 Music
Vapor 2
GTR
 SamsungGear S2Remove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowMisfitVapor 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$150$450$250$199
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days7 days1 day24 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 360n/a240 x 240454 x 454454 x 454
Size1.2 inchesn/a1.2 inches1.42 inches1.39 inches
Touchn/a
TypeSuper AMOLEDOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSBuild-in
Apps
Music

All Wearables