Motorola Moto 360 (2nd Gen) vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Jawbone UP3 vs. Amazfit GTR

 
Moto 360 (2nd Gen)
645 Music
Charge 3
UP3
GTR
 MotorolaMoto 360 (2nd Gen)Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowJawboneUP3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$450$150$180$199
Release20152018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days7 days7 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330240 x 24066 x 18NA454 x 454
Size1.37 inches or 1.56 inches1.2 inches.721 inchesNA1.39 inches
TouchNA
TypeLCDMIPOLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANABuild-in
Apps
Musicn/aNA

All Wearables