Fitbit Charge 2 vs. Garmin 645 Music vs. Samsung Live vs. Amazfit GTR vs. Apple Series 6

 
Charge 2
645 Music
Live
GTR
Series 6
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowSamsungLiveRemove Buy NowAmazfitGTRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$450$200$199$399
Release20162018201420192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days1 Day24 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320454 x 454384 x 480
Sizen/a1.2 inches1.63 inches1.39 inches40mm
Touchn/a
TypeOLEDMIPSuper AMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-inWatchOS 5
Apps
Music

All Wearables