Garmin Fenix 3 vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Fitbit Flex vs. Apple SE (2022)

 
Fenix 3
645 Music
Charge 3
Flex
SE (2022)
 GarminFenix 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$500$450$150$100$249
Release20152018201820132022

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks7 days7 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color368 x 448 pixels
Resolution218 x 218240 x 24066 x 18NA40mm
Size1.2 inches1.2 inches.721 inchesNA
TouchNALTPO OLED Retina
TypeChroma LEDMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance10 ATM5 ATM5 ATM1 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables